MBL Infrastructure Limited Senior Engineer Mechanical Interview Questions and Answers

Q1. Only my introduction
Add your answer

Q1. How much Type of pumps use in industry
Ans. 
There are various types of pumps used in industries, including centrifugal pumps, positive displacement pumps, and diaphragm pumps.
• Centrifugal pumps are commonly used for transferring liquids in industries.

• Positive displacement pumps are used for high viscosity fluids and in applications requiring high pressure.

• Diaphragm pumps are suitable for handling corrosive or abrasive fluids.

• Other types of pumps used in industrie...read more
Answered by AI
View 1 more amswer
Q2. How much Type of pipes
Ans. 
There are various types of pipes used in engineering, including steel, copper, PVC, and HDPE.
• Steel pipes

• Copper pipes

• PVC pipes

• HDPE pipes
Answered by AI
Add your answer
Q3. How to prepare sop
Ans. 
Preparing a standard operating procedure (SOP) involves documenting step-by-step instructions for a specific task or process.
• Identify the task or process that needs an SOP

• Break down the task into smaller steps

• Document each step clearly and concisely

• Include any necessary diagrams, images, or videos for clarity

• Review and revise the SOP regularly to ensure accuracy and effectiveness
Answered by AI
Add your answer
Q4. How many types of bearing
Ans. 
There are several types of bearings used in mechanical engineering.
• Plain bearings

• Rolling element bearings (ball bearings, roller bearings)

• Jewel bearings

• Fluid bearings

• Magnetic bearings
Answered by AI
Add your answer
Q5. Where we use roller bearing
Ans. 
Roller bearings are used in various applications to reduce friction between moving parts.
• Used in automotive industry for wheel hubs, transmissions, and engines

• Commonly used in industrial machinery such as conveyor systems and pumps

• Found in household appliances like ceiling fans and washing machines

• Utilized in aerospace applications for aircraft landing gear and engines
Answered by AI
Add your answer

Q1. Are you know the batching plant erection and how many years of experience
Ans. 
Yes, I have experience in batching plant erection for 3 years.
• I have worked on the erection of batching plants for 3 years

• I am familiar with the process of setting up and installing batching plants

• I have experience in troubleshooting and maintenance of batching plants

• I have knowledge of the safety protocols and regulations related to batching plant erection
Answered by AI
Add your answer
Q2. Yes and 5 years above are preferred
Add your answer

Q1. Why you are quite the present company
Add your answer
Q2. Professional growth and working culture
Add your answer

Q1. Types of air conditioning
Ans. 
Types of air conditioning include central air conditioning, window units, split systems, and portable units.
• Central air conditioning: cools the entire house through ducts and vents

• Window units: installed in windows and cool a single room

• Split systems: have components both inside and outside the home

• Portable units: can be moved from room to room and do not require installation
Answered by AI
Add your answer
Q2. Bernouli equation
Add your answer

Q1. Pump opreter $ eleticion
Add your answer

Q1. Techincal for pump alliment
Add your answer

I am job hetu technical me suprvior hetu

Q1. Thermal / combined power plant cycle
Add your answer
Q2. BoP system design
Ans. 
BoP system design involves the layout and configuration of balance of plant components to support the main system.
• Consider the overall system requirements and constraints

• Design the layout to optimize efficiency and performance

• Select appropriate components and materials for each subsystem

• Ensure proper integration and communication between components

• Account for maintenance and safety considerations
Answered by AI
Add your answer
Q3. Pump performance curve parameters
Ans. 
Pump performance curve parameters include flow rate, head, efficiency, and power consumption.
• Flow rate: the volume of fluid pumped per unit of time

• Head: the height to which the pump can raise the fluid

• Efficiency: the ratio of output power to input power

• Power consumption: the amount of power required to operate the pump

• Example: A pump with a flow rate of 1000 gpm, head of 50 ft, efficiency of 80%, and power consumption
Answered by AI
Add your answer
Q4. Steam system equipment
Add your answer

Q1. 1. Difference between 2stoke engine and four stoke engine.
Ans. 
2-stroke engines have a power stroke every revolution, while 4-stroke engines have a power stroke every other revolution.
• 2-stroke engines are simpler and lighter than 4-stroke engines.

• 2-stroke engines have a higher power-to-weight ratio than 4-stroke engines.

• 4-stroke engines are more fuel-efficient and have a longer lifespan than 2-stroke engines.

• Examples of 2-stroke engines include chainsaws and dirt bikes, while exam...read more
Answered by AI
Add your answer
Q2. 2. Define iron carbon diagram.
Ans. 
Iron carbon diagram is a graphical representation of the phases of iron-carbon alloys at different temperatures and carbon concentrations.
• It shows the relationship between carbon content, temperature, and the resulting microstructure of steel.

• It is used to determine the properties of steel and to predict its behavior under different conditions.

• It consists of three regions: austenite, ferrite, and cementite.

• The diagram ...read more
Answered by AI
Add your answer
Q3. 3. Deafine your self.
Add your answer