Voltas
100+ Stratsmith Interview Questions and Answers
Q1. How much sallery you want? And you know about the term and condition of this job and are you agree for this like that questions.
I would like a competitive salary that reflects my skills and experience.
I am looking for a salary that is commensurate with the responsibilities and requirements of the Service Engineer role.
I have researched the average salary range for Service Engineers in this industry and location.
I am open to negotiation and would like to discuss the salary package in more detail during the interview.
I value fair compensation for my expertise and contributions to the company.
Q2. Can you explain Ohm's Law and how it relates to electrical circuits? What is the difference between AC (Alternating Current) and DC (Direct Current)? Describe the difference between analog and digital signals. ...
read moreOhm's Law relates voltage, current, and resistance in electrical circuits. AC is a changing current direction, while DC is constant. Analog signals are continuous, digital signals are discrete. Power dissipation in a resistor is calculated using P = I^2 * R.
Ohm's Law states V = I * R, where V is voltage, I is current, and R is resistance.
AC changes direction periodically, while DC flows in one direction constantly.
Analog signals have infinite possible values, while digital si...read more
Q3. How to convert a plus chiller to minus chiller package
To convert a plus chiller to a minus chiller package, the refrigeration system needs to be modified to accommodate the change in temperature requirements.
Modify the refrigeration system to allow for lower temperatures
Adjust the settings and controls to operate at negative temperatures
Install additional insulation to maintain lower temperatures
Replace any components that are not rated for sub-zero temperatures
Q4. What is your current CTC ? Fixed N variable break up
My current CTC is a combination of fixed and variable components.
My current CTC includes a fixed salary component and a variable component based on performance.
For example, my fixed salary is $60,000 per year and my variable component is up to 20% of my fixed salary based on achieving sales targets.
I can provide a detailed breakdown of my current CTC during the discussion.
Q5. What is three important parameters to monitor projects.
Three important parameters to monitor projects are progress, budget, and quality.
Progress: Tracking the progress of a project helps ensure that it is on schedule and meeting milestones.
Budget: Monitoring the project's budget helps control costs and identify any potential overruns.
Quality: Assessing the quality of deliverables and outcomes ensures that the project meets the required standards.
Q6. What is the process by which a company conducts campus placements in potential colleges?
Companies conduct campus placements by collaborating with colleges, setting criteria, conducting pre-placement talks, and organizing interviews.
Collaborate with colleges to schedule placement drives
Set criteria for eligibility such as minimum GPA, specific skills, etc.
Conduct pre-placement talks to introduce the company and job roles
Organize interviews for shortlisted candidates on campus
Select candidates based on performance in interviews and other assessments
Q7. Are you aware of market mapping of VRF , DUCTABLE and cassette AC units?
Yes, I am aware of market mapping for VRF, DUCTABLE, and cassette AC units.
I have conducted market research on VRF, DUCTABLE, and cassette AC units to understand the competitive landscape.
I am familiar with the key players, pricing strategies, distribution channels, and market trends in the VRF, DUCTABLE, and cassette AC segments.
I have analyzed customer preferences and demand for VRF, DUCTABLE, and cassette AC units in different regions.
I have developed strategies to positio...read more
Q8. For a Server room which load will be higher and why?
The load will be higher for the server room due to the continuous operation of servers and networking equipment.
Servers running 24/7 require constant power and cooling, leading to higher load.
Networking equipment such as switches and routers also contribute to the load.
Additional equipment like UPS systems and air conditioning units further increase the load.
High-performance servers or data processing tasks can also result in higher load.
Q9. In chilled water syatem where is PIBCV valves are installed
PIBCV valves are typically installed on the supply side of the chilled water system.
PIBCV valves are installed on the supply side to control the flow of chilled water into the system.
They are often located near the chillers or air handling units.
PIBCV valves help regulate the temperature of the chilled water circulating in the system.
These valves are crucial for maintaining the efficiency and performance of the chilled water system.
Q10. How you do heat load,? What parameters need to considered during heat load,?
Heat load calculation involves considering various parameters to determine the amount of heat that needs to be removed from a space.
Calculate the heat load by considering factors such as the size of the space, insulation, number of occupants, equipment, lighting, and climate.
Take into account the heat generated by appliances, computers, and other electronic devices.
Consider the heat gain from windows, doors, and walls.
Factor in the heat generated by lighting fixtures and the ...read more
Q11. What is your sales target and how you achieve it ?
My sales target is to increase revenue by 15% annually. I achieve it by setting clear goals, analyzing market trends, and motivating my team.
Set specific and achievable sales targets
Analyze market trends and customer needs to identify opportunities
Implement effective sales strategies and tactics
Motivate and train sales team to reach their full potential
Regularly review performance and adjust strategies as needed
Q12. HOW TO DO SHOP DRAWINGS AND WHICH TYPE OF DETAILS NEED FOR DOING SHOP DRAWING?
Shop drawings are detailed drawings created for fabrication and installation of building components. Details required depend on the project.
Shop drawings are created to show how building components will be fabricated and installed.
Details required for shop drawings depend on the project and may include dimensions, materials, finishes, and connections.
Shop drawings should be accurate and detailed to ensure proper fabrication and installation of building components.
Communicatio...read more
Q13. Grouting theary , pracally explanation
Grouting is the process of filling gaps or spaces between tiles or masonry with a cement-based material.
Grouting helps to create a uniform and stable surface.
It prevents water from seeping through gaps and causing damage.
Grouting can be done with different types of materials such as cement, epoxy, or urethane.
The process involves mixing the grout material with water to form a paste, applying it to the gaps, and then wiping away the excess.
Grouting should be done carefully to ...read more
Q14. What s the difference between MIG and TIG?
Q15. Inlet & outlet temp for both evap & Cond If aircooled ambient prescription in ISHRAE
The inlet and outlet temperatures for both the evaporator and condenser depend on the ambient conditions prescribed by ISHRAE.
Inlet and outlet temperatures for the evaporator and condenser will vary based on the ambient conditions specified by ISHRAE standards.
For air-cooled systems, the inlet temperature for the evaporator is typically higher than the outlet temperature, while the opposite is true for the condenser.
ISHRAE standards may provide specific temperature ranges for...read more
Q16. Chiller selection based on which parameters
Chiller selection is based on various parameters such as cooling capacity, efficiency, size, noise level, and cost.
Cooling capacity: Determine the required cooling capacity based on the size of the space and heat load.
Efficiency: Look for energy-efficient models to reduce operating costs.
Size: Consider the physical dimensions of the chiller to ensure it fits in the designated space.
Noise level: Choose a chiller with low noise output, especially if it will be installed in a no...read more
Q17. Do you know how to use psychometric chart ?
Yes, a psychometric chart is a graphical representation of the thermodynamic properties of air.
A psychometric chart is used to analyze the properties of air such as temperature, humidity, and enthalpy.
It helps in understanding the relationships between these properties and how they affect indoor air quality and comfort.
By using the chart, one can determine parameters like relative humidity, dew point, and specific volume.
It is commonly used in HVAC design and maintenance to e...read more
Q18. How to identify risk associated with projects.
Identifying project risks involves assessing potential threats and uncertainties that may impact project objectives.
Conduct a thorough project analysis to identify potential risks
Review historical data and lessons learned from similar projects
Engage stakeholders to gather their insights and perspectives
Perform a SWOT analysis to identify internal and external risks
Utilize risk assessment techniques such as brainstorming, checklists, and risk matrices
Consider both known and un...read more
Q19. How to calculate Exhaust CFM calculate??
Exhaust CFM can be calculated by determining the air volume flow rate in cubic feet per minute.
Determine the area of the exhaust opening
Measure the velocity of the air being exhausted
Multiply the area by the velocity to get the air volume flow rate in cubic feet per minute
Q20. TDS amount will deduct in one vendor how much time one time or more than one?
TDS amount can be deducted from a vendor multiple times depending on the transactions made.
TDS is deducted at the time of payment to the vendor
The amount of TDS deducted depends on the type of transaction and the vendor's tax status
If the vendor has not provided their PAN details, TDS will be deducted at a higher rate
TDS can be deducted multiple times if there are multiple transactions with the same vendor
The vendor can claim a refund of excess TDS deducted while filing their...read more
Q21. Type of Transformer, size of ab cable , conductor Stringing, Pole Erection , Quality and Safety related Questions Contractor billing & JMS .
The interviewer asked about transformer type, cable size, conductor stringing, pole erection, quality and safety, contractor billing, and JMS.
Transformer type should be selected based on the load requirement and voltage level.
Cable size should be determined based on the current carrying capacity and voltage drop.
Conductor stringing should be done as per the design and specifications.
Pole erection should be done as per the safety standards and guidelines.
Quality and safety sho...read more
Q22. Type of the conditioner ? Ans - three. 1- Air cooler conditioner . 2- water cooler conditioner . 3- Evaporator conditioner.
There are three types of conditioners: air cooler conditioner, water cooler conditioner, and evaporator conditioner.
Air cooler conditioner is used to cool the air in a room or space.
Water cooler conditioner is used to cool water for various purposes.
Evaporator conditioner is a type of air conditioner that uses evaporation to cool the air.
Q23. Tell me something which is not into resume.
I am an avid hiker and have climbed several mountains in the past year.
I have a passion for outdoor activities and enjoy challenging myself physically
Hiking helps me clear my mind and stay focused
One of my proudest achievements is reaching the summit of Mount Kilimanjaro last summer
Q24. Difference between inverter and fixed speed
Inverter changes speed based on load, while fixed speed operates at a constant speed.
Inverter adjusts motor speed to match the required load, saving energy and reducing wear and tear.
Fixed speed motors operate at a constant speed regardless of the load, leading to higher energy consumption.
Inverter technology is commonly used in air conditioners and refrigerators for energy efficiency.
Fixed speed motors are often found in basic household appliances like fans and pumps.
Q25. Treated fresh unit equipment parts name ??
Treated fresh unit equipment parts are components used in the treatment of fresh water in a unit.
Pumps
Filters
Valves
Chemical dosing systems
Control panels
Flow meters
Q26. How will you react if any mishappening or accident occur at Site?
I will remain calm, assess the situation, ensure safety of all personnel, and take necessary actions to address the mishap.
Remain calm and composed to think clearly
Assess the situation to understand the extent of the mishap
Ensure safety of all personnel at the site
Take necessary actions to address the mishap such as calling emergency services or implementing safety protocols
Investigate the root cause to prevent future accidents
Q27. Which type of pipe use in Sewage system
PVC and HDPE pipes are commonly used in sewage systems.
PVC pipes are lightweight and easy to install.
HDPE pipes are durable and resistant to corrosion.
Both types of pipes are cost-effective and have a long lifespan.
Other materials used in sewage systems include concrete, cast iron, and ductile iron pipes.
Q28. What is MaX COP of VRF vs Chillers
The MaX COP of VRF systems is typically higher than that of chillers.
VRF systems generally have a higher COP (Coefficient of Performance) compared to chillers.
VRF systems can achieve COP values of 4 or higher, while chillers typically have COP values around 2 to 3.
The higher COP of VRF systems makes them more energy efficient and cost-effective in the long run.
Q29. What is sensible and latent load ,?
Sensible load refers to the heat that can be measured by a thermometer, while latent load refers to the heat that causes moisture to evaporate.
Sensible load is the heat that can be measured by a thermometer and is typically associated with temperature changes.
Latent load is the heat that causes moisture to evaporate and is not directly measurable by a thermometer.
Both sensible and latent loads need to be considered when designing HVAC systems to ensure comfort and efficiency....read more
Q30. What are the different welding processes you know?
Q31. Cross functional requirements understanding and how it impacts the systesm
Cross functional requirements understanding is crucial for successful system development.
Cross functional requirements understanding involves identifying and addressing the needs of all stakeholders involved in the system development process.
It impacts the system by ensuring that all requirements are met and that the system functions as intended.
Examples of cross functional requirements include usability, security, performance, and scalability.
Failure to understand cross func...read more
Q32. Duration crash by total float method and cost crash by cost duration slop
Explaining duration crash and cost crash methods in project management
Duration crash involves reducing the duration of a project by using the total float method, which identifies the activities with the most float and shortens them
Cost crash involves reducing the cost of a project by using the cost duration slope method, which identifies the activities with the highest cost per unit time and reduces their duration
Both methods aim to accelerate the project schedule and reduce ...read more
Q33. How many programming languages do you know?
I am proficient in three programming languages: Java, Python, and C++.
Java
Python
C++
Q34. When will we take weekly off
The weekly off will be decided based on the company's policy and the employee's work schedule.
The weekly off will be communicated during the onboarding process.
It may vary based on the project requirements and workload.
The company may follow a fixed weekly off schedule or a rotational schedule.
The employee can discuss their preferences with their supervisor.
The weekly off may also depend on the client's requirements.
The company may also have provisions for emergency work on w...read more
Q35. How to calculate duct size ??
Duct size can be calculated based on the required airflow, velocity, and friction loss.
Determine the required airflow for the space or system.
Calculate the velocity of the air based on the desired airflow and the cross-sectional area of the duct.
Consider the friction loss in the duct system due to fittings, bends, and length.
Use duct sizing charts or software to find the appropriate duct size based on the calculated velocity and friction loss.
Ensure the selected duct size mee...read more
Q36. How to Design for Firefighting?
Designing for firefighting involves incorporating fire safety measures and systems into the building's MEP design.
Include fire suppression systems such as sprinklers and fire extinguishers.
Design proper fire escape routes and exits.
Ensure adequate ventilation and smoke control systems.
Integrate fire alarm and detection systems.
Consider the use of fire-resistant materials and construction techniques.
Provide access for fire trucks and hydrants near the building.
Conduct regular ...read more
Q37. Tell me about self What is Refrigeration cycle Tell me ac blower very slow what problem Tell me ac suction line iceing what problem Tell me ac grill temprature
I am a technician with expertise in refrigeration cycles, AC blower issues, suction line icing, and grill temperature.
Refrigeration cycle is a process in which refrigerant absorbs heat from the indoor air and releases it outside to cool the indoor space.
AC blower running very slow could indicate a problem with the motor or a clogged air filter.
AC suction line icing may be caused by low refrigerant levels, restricted airflow, or a faulty expansion valve.
AC grill temperature sh...read more
Q38. TYPICAL VALVE CONNECTIONS DETAIL OF CHILLER, PUMP, AHU
Typical valve connections detail of chiller, pump, AHU involves understanding the piping and valve arrangement for efficient functioning.
Valve connections are crucial for the proper functioning of chiller, pump, and AHU systems
The valve arrangement should be designed to ensure efficient flow control and maintenance
Proper labeling and documentation of valve connections is important for easy identification and troubleshooting
Common valve types used in these systems include ball...read more
Q39. Project planning for crash duration and crash cost
Project planning for crash duration and cost involves identifying potential risks and developing contingency plans.
Identify potential risks that could cause a project to crash
Develop contingency plans to mitigate risks and minimize impact on duration and cost
Regularly monitor progress and adjust plans as needed
Examples of risks include unexpected delays, budget overruns, and resource constraints
Q40. How do you do Sales ?
I do sales by building relationships, understanding customer needs, and offering solutions.
Build relationships with customers to gain trust and loyalty
Understand customer needs and tailor solutions to meet those needs
Utilize effective communication and negotiation skills
Follow up with customers to ensure satisfaction and encourage repeat business
Q41. How will you generate revenue asap business development
To generate revenue asap in business development, I would focus on diversifying revenue streams, targeting new markets, and optimizing existing products/services.
Diversify revenue streams by exploring new business opportunities and partnerships
Identify and target untapped markets with high growth potential
Optimize existing products/services to increase sales and customer satisfaction
Implement effective marketing and sales strategies to attract new customers
Leverage data analy...read more
Q42. AHU and chiller working with diagram ??
AHU and chiller are essential components of HVAC systems.
AHU stands for Air Handling Unit and is responsible for circulating and conditioning air within a building.
Chiller is a machine that removes heat from a liquid via a vapor-compression or absorption refrigeration cycle.
AHU and chiller work together to provide cooled air to the building.
AHU takes in outside air, filters it, cools or heats it, and then distributes it through ductwork.
Chiller cools the water or refrigerant ...read more
Q43. Current CTC and expected CTC ??
The current CTC and expected CTC are financial aspects of the job that need to be discussed during the negotiation process.
Current CTC refers to the current salary or compensation package of the candidate.
Expected CTC refers to the salary or compensation package the candidate is looking for in the new role.
These figures are important for both the employer and the candidate to ensure alignment and avoid any misunderstandings.
It is common for candidates to expect a higher CTC w...read more
Q44. What is VVTi?
Q45. How to design ODU VRF with AHU
Designing ODU VRF with AHU involves selecting compatible units, determining capacity requirements, and ensuring proper installation.
Select compatible ODU VRF and AHU units based on capacity and efficiency requirements
Calculate the total cooling and heating load of the space to determine the capacity needed
Design the refrigerant piping and electrical connections between the ODU VRF and AHU
Ensure proper ventilation and air distribution for optimal performance
Consider factors su...read more
Q46. What is IK/TR & What is NPLV
IK/TR stands for Installment Key/Total Receivables and NPLV stands for Net Present Loan Value.
IK/TR is a financial metric used to calculate the ratio of total installment payments to total receivables.
NPLV is a financial metric used to determine the net present value of a loan.
IK/TR is important for assessing the repayment capacity of borrowers, while NPLV helps in evaluating the profitability of loans.
Example: If a borrower has an IK/TR ratio of 0.8, it means they have paid ...read more
Q47. How is pumps HP calculated
Pump HP is calculated using the formula: HP = (Q x H) / (3960 x Efficiency)
HP = Horsepower of the pump
Q = Flow rate of the pump in gallons per minute (GPM)
H = Total head in feet
Efficiency = Efficiency of the pump as a decimal
Q48. How will calculate the Ducting sheet
Ducting sheet calculation involves determining the size and shape of the ductwork required for a specific HVAC system.
Calculate the required air flow rate for the system
Determine the static pressure of the system
Select the appropriate duct size and shape based on the air flow rate and static pressure
Calculate the length of ductwork required for the system
Determine the number of fittings required for the system
Calculate the total surface area of the ductwork required for the s...read more
Q49. What is Adp into Heat load ?
ADP (Air Dry Bulb Temperature) into Heat Load refers to the impact of the dry bulb temperature of the air on the heat load of a system.
ADP is the Air Dry Bulb Temperature, which is the temperature of the air without factoring in humidity.
The dry bulb temperature affects the heat load of a system as it determines the amount of heat energy present in the air.
Higher ADP results in higher heat load, as the air contains more heat energy.
Calculating the heat load based on ADP invol...read more
Q50. 1. What is working capital? 2. What is bank reconcilation? 3. Golden rules of accounting?
Working capital is the difference between current assets and current liabilities. Bank reconciliation is the process of matching the balances in a company's accounting records to the corresponding information on a bank statement. Golden rules of accounting are basic principles that guide the process of recording financial transactions.
Working capital is calculated as current assets minus current liabilities.
Bank reconciliation involves comparing the company's records with the...read more
Q51. What is VRF ? how it works?
VRF stands for Variable Refrigerant Flow, a HVAC technology that allows for individual control of air conditioning in different zones.
VRF systems use refrigerant as the cooling and heating medium, allowing for more precise temperature control.
Each indoor unit in a VRF system can operate independently, providing customized comfort for different areas.
VRF systems are energy efficient as they can adjust the refrigerant flow based on the heating or cooling requirements of each zo...read more
Q52. How ventilation CFM calculate.
Ventilation CFM is calculated by determining the volume of air to be exchanged per minute.
CFM stands for Cubic Feet per Minute.
To calculate ventilation CFM, you need to know the volume of the space and the desired air exchange rate.
The formula to calculate CFM is: CFM = (Volume of Space) x (Air Exchange Rate)
For example, if the volume of a room is 1000 cubic feet and the desired air exchange rate is 5 times per hour, the CFM would be 5000 (1000 x 5).
Q53. What are the commodities procured at your end individually??
The commodities procured at my end individually include office supplies, equipment, raw materials, and services.
Office supplies such as stationery, printer ink, and paper
Equipment like computers, furniture, and machinery
Raw materials for production processes
Services such as maintenance, cleaning, and transportation
Q54. Wet bulb temperature dry bulb temperature
Wet bulb temperature is the lowest temperature that can be achieved through evaporative cooling. Dry bulb temperature is the ambient air temperature.
Wet bulb temperature is measured using a thermometer with a wet wick around the bulb, which is then exposed to moving air.
Dry bulb temperature is measured using a regular thermometer that is shielded from direct sunlight.
The difference between wet bulb and dry bulb temperatures can be used to calculate relative humidity.
Wet bulb ...read more
Q55. Explain the basic layout of 4 stoke engine
Q56. How much benefit in voltas
I'm sorry, but I cannot answer this question as it is unclear what is being asked.
Please provide more context or clarify the question.
It is unclear what is meant by 'benefit in voltas.'
Without more information, I cannot provide a meaningful answer.
Q57. How many type of AC service
Q58. How refnets are calculated
Refnets are calculated based on the number of referrals made by an individual.
Refnets are typically calculated by counting the number of referrals made by an individual.
The formula for calculating refnets may vary depending on the specific program or system being used.
Refnets can be used to track the effectiveness of referral programs and the performance of individuals in generating referrals.
Q59. What is sub cooling and super heat
Sub cooling and superheat are terms used in refrigeration to describe the temperature difference between the refrigerant's actual temperature and its saturation temperature.
Sub cooling is the difference between the refrigerant's actual temperature and its saturation temperature at a particular pressure.
Superheat is the difference between the refrigerant's actual temperature and its saturation temperature at a particular pressure.
Sub cooling ensures that the refrigerant remain...read more
Q60. The split unit E6 error how to resolve
E6 error in a split unit can be resolved by checking the air filter, cleaning the coils, and resetting the unit.
Check the air filter for any blockages or dirt buildup
Clean the coils to ensure proper airflow and cooling
Reset the unit by turning it off for a few minutes and then turning it back on
Consult the user manual for specific troubleshooting steps
Q61. What is the time required to complete the wtp
The time required to complete the WTP depends on various factors such as project scope, size, complexity, and resources.
The time required can range from a few months to a few years.
Factors such as site conditions, weather, availability of materials, and workforce can impact the project timeline.
Proper planning, scheduling, and efficient project management can help in completing the WTP within the estimated time frame.
Q62. What is expected CTC ?
Expected CTC depends on company policy, industry standards, candidate's experience and negotiation skills.
Expected CTC can vary based on company policy and budget constraints.
Industry standards for the specific role and location also play a significant role in determining the expected CTC.
Candidate's experience, skills, qualifications, and track record can influence the expected CTC.
Negotiation skills of the candidate can impact the final CTC offered.
For example, in the retai...read more
Q63. What is suction head
Suction head is the vertical distance between the pump impeller and the surface of the liquid being pumped.
Suction head is important in determining the efficiency of a pump.
It is crucial for ensuring that the pump does not cavitate, which can damage the pump.
Examples of suction head include static suction head and dynamic suction head.
Q64. Can able to work in remote location?
Yes, I am willing to work in remote locations.
I am adaptable and can work in different environments.
I am willing to travel and work in remote locations as required.
I have experience working in remote locations and understand the challenges that come with it.
I am able to work independently and can manage my time effectively.
I am committed to meeting project deadlines and delivering quality work, regardless of location.
Q65. What is policy and why it is required?
Policy is a set of rules or guidelines established by an organization to govern its actions and decisions.
Policy is necessary to provide a framework for consistent decision-making within an organization.
It helps to ensure compliance with laws and regulations.
Policies can also promote safety, efficiency, and accountability.
Examples include a workplace safety policy outlining procedures for handling hazardous materials, or a data security policy detailing how sensitive informat...read more
Q66. TFA working principle ??
TFA stands for Thin Film Antenna. It is a type of antenna that uses a thin film of conductive material to transmit and receive signals.
TFA works on the principle of using a thin film of conductive material as the antenna element.
The conductive film is usually made of materials like copper or gold.
The film is deposited on a substrate, which provides mechanical support and insulation.
TFA antennas are lightweight, flexible, and can be easily integrated into various devices.
They ...read more
Q67. Duct size with gauge??
Duct size is determined by the gauge of the material used.
Duct size refers to the dimensions of the ductwork used in HVAC systems.
The gauge of the material refers to its thickness or weight.
Thicker gauge materials are used for larger duct sizes to ensure structural integrity.
Common gauges for ductwork range from 26 to 16, with lower numbers indicating thicker materials.
For example, a 16-gauge duct would be used for larger duct sizes, while a 26-gauge duct would be used for sm...read more
Q68. Defining process parameters and its significance
Process parameters are defined variables that affect the outcome of a process. They are significant in ensuring consistency and quality.
Process parameters are variables that can be measured or controlled during a process
They can include factors such as temperature, pressure, time, and flow rate
By defining and monitoring process parameters, engineers can ensure consistency and quality in the final product
For example, in a manufacturing process, the temperature and pressure of ...read more
Q69. How many type of diffusers are there
There are several types of diffusers used in mechanical systems.
The most common types of diffusers are radial, axial, and mixed flow.
Radial diffusers are used in centrifugal compressors and have a circular cross-section.
Axial diffusers are used in axial compressors and have a rectangular cross-section.
Mixed flow diffusers are used in mixed flow compressors and have a combination of circular and rectangular cross-sections.
Other types of diffusers include vane diffusers, wedge ...read more
Q70. What is the water treatment process
Water treatment process involves various steps to remove impurities and make water safe for consumption.
Coagulation and flocculation to remove suspended particles
Sedimentation to allow particles to settle at the bottom
Filtration to remove remaining particles
Disinfection using chlorine, UV light, or ozone to kill bacteria and viruses
pH adjustment to ensure water is not too acidic or basic
Q71. safety Scenario faced at site
A worker fell from a height while working on scaffolding.
Immediate medical attention was provided to the worker
The site was shut down temporarily to investigate the cause of the accident
The scaffolding was inspected and repaired before resuming work
Training and awareness sessions were conducted for workers on the importance of safety measures
Q72. How you handle the client
I handle clients by actively listening to their needs and concerns, providing clear communication, and delivering quality work.
Actively listen to client needs and concerns
Provide clear and timely communication
Deliver quality work that meets or exceeds client expectations
Maintain a positive and professional attitude
Address any issues or concerns promptly and effectively
Q73. How for apart are sewer line manhole
The distance between sewer line manholes varies depending on the location and terrain.
The distance between manholes can range from 50 to 400 feet.
In urban areas, manholes are usually closer together due to the higher concentration of sewage.
In hilly areas, manholes are placed closer together to account for changes in elevation.
The distance between manholes can also be affected by the size of the pipe and the flow rate of the sewage.
Local regulations and codes may also dictate...read more
Q74. HOW TO DESIGN DUCTIN?
Designing ductwork involves determining the layout, size, and material of the ducts to ensure proper airflow and ventilation.
Determine the required airflow and ventilation for the space
Select the appropriate duct material based on the application
Design the layout of the ductwork to minimize bends and maximize efficiency
Size the ducts appropriately to ensure proper airflow
Consider factors such as insulation and noise reduction
Q75. How to work a best employer?
To work for the best employer, one must prioritize a positive work culture, opportunities for growth, fair compensation, and open communication.
Prioritize a positive work culture where employees feel valued and supported.
Look for opportunities for growth and development within the company.
Ensure fair compensation and benefits for employees.
Maintain open communication channels between employees and management.
Seek out a company that values work-life balance and employee well-b...read more
Q76. Past experience and methods of cost saving
I have successfully implemented cost-saving measures in my previous roles by analyzing expenses, negotiating with vendors, and optimizing processes.
Conducted thorough analysis of expenses to identify areas for cost reduction
Negotiated with vendors to secure better pricing and terms
Implemented process improvements to increase efficiency and reduce waste
Utilized technology to automate tasks and streamline operations
Tracked and monitored expenses to ensure savings goals were met
Q77. What is HIRA? and its process
HIRA stands for Hazard Identification and Risk Assessment. It is a systematic process of identifying hazards and assessing risks associated with them.
HIRA involves identifying potential hazards in the workplace or environment.
It includes assessing the likelihood and severity of harm that could result from each hazard.
The process helps in prioritizing risks and implementing control measures to mitigate them.
Examples of hazards include chemical exposure, machinery malfunctions,...read more
Q78. How many pole 1km cabling
The number of pole 1km cabling required depends on the specific project requirements and design considerations.
The number of pole 1km cabling needed will depend on the distance to be covered and the spacing between poles.
Factors such as terrain, existing infrastructure, and local regulations will also impact the number of poles required.
For example, in a straight road with no obstacles, fewer poles may be needed compared to a winding road with obstacles.
Consulting with a stru...read more
Q79. How is the traditional chiler?
The traditional chiller is a common HVAC system used for cooling buildings and facilities.
Traditional chillers use refrigerant to absorb heat from the air or water in a building.
They typically consist of a compressor, condenser, evaporator, and expansion valve.
Chillers can be air-cooled, water-cooled, or evaporatively cooled.
They are often used in large commercial buildings, hospitals, and industrial facilities.
Q80. What you choose this stream?
Passion for designing structures and solving complex problems led me to choose civil engineering.
Passion for designing structures
Interest in solving complex problems
Fascination with construction projects
Desire to contribute to infrastructure development
Q81. Description of inergen system
Inergen system is a fire suppression system that uses a mixture of gases to extinguish fires.
Uses a blend of nitrogen, argon, and carbon dioxide gases
Discharges the gas mixture into the protected area to reduce oxygen levels and extinguish the fire
Does not leave any residue or damage to the protected area
Commonly used in data centers, museums, and other areas with valuable assets
Requires regular maintenance and testing to ensure proper function
Q82. Refrigeration cycle and types
Refrigeration cycle is a process of removing heat from a low-temperature reservoir and transferring it to a high-temperature reservoir.
There are four main components in a refrigeration cycle: compressor, condenser, expansion valve, and evaporator.
Types of refrigeration cycles include vapor compression, absorption, and gas cycle.
Vapor compression cycle is the most common type of refrigeration cycle used in air conditioning and refrigeration systems.
Absorption cycle uses a refr...read more
Q83. How to fix problems derneg
To fix problems as an Installation Technician, troubleshoot the issue, identify the root cause, and implement the appropriate solution.
Troubleshoot the issue by checking connections and settings
Identify the root cause of the problem
Implement the appropriate solution, which may involve repairing or replacing components
Test the system to ensure the problem is resolved
Q84. Psychology at work place behaviour
Psychology at workplace behavior involves understanding how individuals think, feel, and act in a work environment.
Understanding individual differences in personality, motivation, and communication styles can help improve team dynamics.
Applying principles of motivation and reinforcement can increase employee engagement and productivity.
Recognizing and managing stress, conflict, and emotions in the workplace can lead to a more positive work environment.
Utilizing techniques suc...read more
Q85. Explain gas cutting
Q86. Cpvc and upvc differences...
CPVC and UPVC are both types of plastic pipes used for plumbing, but they differ in their composition and properties.
CPVC is made by chlorinating PVC resin, making it more heat-resistant and suitable for hot water applications.
UPVC is made from unplasticized PVC, making it more rigid and durable, but less heat-resistant.
CPVC is typically used for hot water supply lines, while UPVC is used for cold water supply lines and drainage systems.
CPVC can handle higher water pressures ...read more
Q87. What is project management
Project management is the process of planning, organizing, and controlling resources to achieve specific goals within a defined timeline.
It involves identifying project goals and objectives
Developing a project plan and timeline
Assigning tasks and responsibilities to team members
Monitoring progress and making adjustments as needed
Ensuring that the project is completed on time and within budget
Examples include construction projects, software development, and event planning
Q88. What is this conveyor
A conveyor is a machine used to transport materials or products from one place to another.
Conveyors can be used in manufacturing plants, warehouses, and airports.
They can be powered by motors, gravity, or manual labor.
Examples include belt conveyors, roller conveyors, and overhead conveyors.
Q89. What is this conveyor bearing
A conveyor bearing is a component used to support and guide the conveyor belt along its path.
Conveyor bearings help reduce friction and ensure smooth movement of the conveyor belt
They are typically made of metal or plastic materials
Regular maintenance and lubrication of conveyor bearings is essential to prevent breakdowns
Examples of conveyor bearings include ball bearings, roller bearings, and sleeve bearings
Q90. Describe the psychometric diagram
The psychometric diagram is a graphical representation of psychological traits and their relationships.
The psychometric diagram is used in psychology to visually represent personality traits, cognitive abilities, or other psychological constructs.
It typically consists of a two-dimensional graph with axes representing different dimensions or factors.
Each point on the graph represents an individual's score or position on the measured traits.
The diagram can help identify pattern...read more
Q91. What is a Chiller ?
A chiller is a machine that removes heat from a liquid via a vapor-compression or absorption refrigeration cycle.
Chillers are commonly used in air conditioning systems to cool buildings or industrial processes.
They work by transferring heat from the liquid being chilled to a different liquid or to the air.
Chillers can be air-cooled, water-cooled, or evaporatively cooled.
Examples of chillers include centrifugal chillers, screw chillers, and absorption chillers.
Q92. What about region to change
The region to change depends on the company's business strategy and market demand.
The region to change can be based on market demand for the company's products or services.
The region to change can also be based on the company's business strategy and expansion plans.
Examples of regions to change can include expanding into new markets or focusing on regions with high growth potential.
It is important to conduct market research and analysis to determine the best region to change ...read more
Q93. How to AC installed
AC installation involves mounting the unit, connecting electrical components, and testing for proper functionality.
Mount the AC unit securely on a wall or window
Connect the electrical components following the manufacturer's instructions
Test the AC to ensure it is cooling properly
Q94. What is unsafe act
An unsafe act is any behavior or action that increases the risk of injury or harm to oneself or others.
Unsafe acts can include ignoring safety procedures, taking shortcuts, using equipment improperly, and not wearing appropriate personal protective equipment.
Unsafe acts can also be caused by fatigue, stress, distraction, or lack of training.
Examples of unsafe acts include not wearing a hard hat on a construction site, not using a safety harness when working at heights, and no...read more
Q95. Pole base plate size
The size of the pole base plate depends on the load requirements and soil conditions.
The size of the pole base plate should be determined by the structural engineer based on the load requirements of the pole.
The soil conditions at the site also play a crucial role in determining the size of the base plate.
Factors such as wind load, seismic activity, and the weight of the pole itself should be considered when determining the size of the base plate.
Q96. Stay plate dimension
Stay plate dimensions are typically specified by the engineer or designer based on the specific requirements of the structure.
Stay plate dimensions are determined based on the load and stress requirements of the structure.
The dimensions of stay plates can vary depending on the material used and the design specifications.
Stay plates are often designed to distribute loads and provide stability in structures such as bridges and buildings.
Q97. Machanic part product quality
The mechanic part of a product plays a crucial role in determining its quality.
The quality of the mechanic part can affect the overall performance and durability of the product.
Regular maintenance and proper installation of mechanic parts are essential for product quality.
Examples: Engine components in a car, gears in a machine, bearings in a conveyor belt.
Q98. Role of job description
Job descriptions outline the responsibilities, duties, and requirements of a specific role within an organization.
Job descriptions help clarify expectations for employees and managers
They serve as a reference point for performance evaluations and goal setting
Job descriptions can aid in recruitment by attracting candidates with the right skills and experience
They provide a basis for compliance with labor laws and regulations
Q99. HVAC working principle
HVAC stands for Heating, Ventilation, and Air Conditioning. It is a system that controls indoor environmental conditions.
HVAC systems work by controlling temperature, humidity, and air quality in a building.
Heating is achieved through furnaces, boilers, or heat pumps.
Ventilation involves exchanging indoor and outdoor air to maintain air quality.
Air conditioning is achieved through refrigeration cycles that remove heat and humidity from indoor air.
HVAC systems can be centraliz...read more
Q100. What is the Safety
Safety refers to the measures and precautions taken to prevent accidents, injuries, and hazards in a particular environment.
Safety involves identifying potential risks and implementing strategies to mitigate them.
It includes creating and enforcing safety policies and procedures.
Safety officers conduct inspections, train employees, and investigate incidents.
Examples of safety measures include wearing personal protective equipment, implementing fire safety protocols, and mainta...read more
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