VPS Group Mechanical Maintenance Engineer Interview Questions, Process, and Tips

Helical gears uses and how to function in running time?

Q1. What types of gears used in motor?
Ans. 
Types of gears used in motors include spur gears, helical gears, bevel gears, worm gears, and planetary gears.
• Spur gears are the most common type of gear used in motors, with straight teeth cut parallel to the gear's axis.

• Helical gears have angled teeth for smoother and quieter operation compared to spur gears.

• Bevel gears are used to change the direction of rotation between shafts that are not parallel.

• Worm gears consi...read more
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Q2. What type of valves used in high pressure pipe?
Ans. 
High pressure pipes typically use gate valves, globe valves, and ball valves.
• Gate valves are commonly used in high pressure pipes due to their ability to provide a tight seal when closed.

• Globe valves are also used for high pressure applications as they offer good throttling capabilities.

• Ball valves are another option for high pressure pipes, known for their quick quarter-turn operation and tight sealing.

• Check valves ma...read more
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Q3. What are the parts have compressor and turbines?
Ans. 
Compressors have parts like impeller, casing, shaft, bearings, and seals. Turbines have parts like rotor, stator, blades, nozzles, and casing.
• Compressor parts: impeller, casing, shaft, bearings, seals

• Turbine parts: rotor, stator, blades, nozzles, casing
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Q4. What's the difference between blowers air fins and cooling fans in using towers?
Ans. 
Blowers are used to push air through the tower, while air fins and cooling fans are used to dissipate heat from the tower.
• Blowers are responsible for creating airflow within the tower to cool the system.

• Air fins are heat exchangers that help dissipate heat from the tower by increasing surface area for heat transfer.

• Cooling fans are used to enhance the heat dissipation process by increasing airflow over the fins.

• Blowers...read more
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Q1. What is your noticed period?
Ans. 
My noticed period is 1 month.
• My noticed period is 1 month.

• I am required to give a 1-month notice before leaving my current position.

• This allows my current employer enough time to find a replacement and ensure a smooth transition.
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Q2. Did you accepted this salar?
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