Stellence Infra Technology Private Limited Interview Questions and Answers

Experience with the Union and industrial relations

Q1. Not to mention these questions
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Q2. Not to mention these
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Q1. Basic Chemistry and knowledge of instruments handling
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Q1. Personal and about family baground
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Q1. Explain production planning in brief.
Ans. 
Production planning involves creating a detailed plan of how to efficiently produce goods or services to meet demand.
• Forecasting demand to determine production needs

• Scheduling production processes and resources

• Optimizing production efficiency and minimizing costs

• Balancing inventory levels to meet customer demand

• Adjusting plans based on changes in demand or supply
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Q2. What is productivity?
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Productivity is the measure of efficiency in completing tasks or producing goods.
• Productivity is the ratio of output to input in a specific period of time.

• It can be measured by dividing the total output by the total input.

• Examples include the number of units produced per hour, the amount of work completed in a day, or the revenue generated per employee.

• Improving productivity often involves optimizing processes, reducin
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Q1. Last plant releted Questions.
Ans. Process previous plat type of reaction
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Q2. Heat exchanger distitlion and furnace cl2 handing
Ans. Type of heat exchanger working . distitlion proces . Type of distitlion.
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Q3. Fire and safety
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It was aptitude test of 15 marks

Q1. They asked about flexibility at woekplace.
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Q2. Will accept the job after completing your
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Q1. They check how you have technical knowledge of the field or designation you are applying.
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Q2. What is the difference between marketing and branding and selling?
Ans. 
Marketing focuses on promoting products or services, branding is about creating a unique identity for a company, and selling is the act of exchanging goods or services for money.
• Marketing involves creating awareness and interest in a product or service through various channels such as advertising, social media, and public relations.

• Branding is the process of creating a unique identity for a company, product, or service...read more
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Q1. T codes in master data
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Q2. How to deal conflicts
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Q1. Types of pumps Types of valves
Ans. 
Types of pumps include centrifugal, reciprocating, and rotary pumps. Types of valves include gate, globe, ball, and butterfly valves.
• Types of pumps: centrifugal, reciprocating, rotary

• Types of valves: gate, globe, ball, butterfly

• Examples: Centrifugal pump, Gate valve
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Q2. What is Distillation ? Types of distillation? Explain all the types of distillation... What is reflux and their types
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Distillation is a process of separating components of a liquid mixture based on differences in boiling points. Types include simple, fractional, and steam distillation.
• Distillation is a process used to separate components of a liquid mixture based on differences in boiling points.

• Types of distillation include simple distillation, fractional distillation, and steam distillation.

• Simple distillation is used for separating...read more
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Q3. Tell me about your last job? What was your daily routine in Plant...
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Q4. What is density of water?
Ans. 
The density of water is approximately 1 gram per cubic centimeter at 4 degrees Celsius.
• The density of water is 1 g/cm^3 at 4 degrees Celsius.

• Density of water varies with temperature and pressure.

• Water is often used as a reference for density calculations.
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Q5. Tell me about human and plant safety... Which safety equipments we uses during work?
Ans. 
Human and plant safety is a top priority in our work. We use various safety equipment to ensure a safe working environment.
• Personal protective equipment (PPE) such as hard hats, safety glasses, gloves, and steel-toed boots

• Safety harnesses for working at heights

• Gas detectors for monitoring air quality

• Fire extinguishers and first aid kits for emergencies

• Lockout/tagout devices to prevent accidental start-up of machinery
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Q6. How much types of safety permits?
Ans. 
There are various types of safety permits required for plant operations.
• Work permit

• Hot work permit

• Confined space entry permit

• Electrical safety permit

• Lockout/tagout permit
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Q1. Parameters for installation of glass line reactor shaft???
Ans. 
Parameters for installation of glass line reactor shaft include material compatibility, proper alignment, secure anchoring, and regular maintenance.
• Ensure the shaft material is compatible with the reactor contents to prevent corrosion or contamination.

• Properly align the shaft to prevent excessive wear and tear on the equipment.

• Securely anchor the shaft to prevent vibrations or misalignment during operation.

• Regularly in...read more
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Q2. Type of pump worked with???
Ans. 
Centrifugal pumps, reciprocating pumps, diaphragm pumps, etc.
• Worked with centrifugal pumps for water supply systems

• Experience with reciprocating pumps in industrial applications

• Familiar with diaphragm pumps for chemical dosing processes
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Q3. What maintenance done in centrifuge??
Ans. 
Maintenance in centrifuge includes cleaning, lubricating, inspecting parts, and calibrating.
• Regularly clean the centrifuge to remove any debris or residue

• Lubricate moving parts to ensure smooth operation

• Inspect components such as the rotor, lid, and motor for any signs of wear or damage

• Calibrate the centrifuge to ensure accurate results

• Perform routine maintenance tasks according to manufacturer's guidelines
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Q4. Problems faced in ANF??
Ans. 
Some problems faced in ANF include equipment breakdowns, maintenance challenges, and budget constraints.
• Equipment breakdowns can lead to delays in projects and increased costs for repairs.

• Maintenance challenges can arise due to the complexity of machinery and the need for specialized skills.

• Budget constraints may limit the ability to invest in new equipment or technology upgrades.

• Lack of skilled manpower can also be a
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Q5. Parameters to check when u r getting low vaccum in steam jet ejector??
Ans. 
Parameters to check for low vacuum in steam jet ejector include steam flow rate, steam pressure, condenser pressure, and air leakage.
• Check steam flow rate to ensure it is sufficient for proper operation

• Monitor steam pressure to ensure it is at the required level

• Check condenser pressure to ensure it is within the acceptable range

• Inspect for air leakage in the system, which can cause a decrease in vacuum efficiency
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