Good Luck Steel Tubes Mechanical Maintenance Engineer Interview Questions and Answers

Q1. Types of bearing.
Ans. 
Types of bearings include ball bearings, roller bearings, plain bearings, and fluid bearings.
• Ball bearings use balls to reduce friction between two surfaces.

• Roller bearings use cylindrical rollers to reduce friction.

• Plain bearings have a sliding surface instead of balls or rollers.

• Fluid bearings use a thin layer of liquid or gas to reduce friction.

• Examples: Ball bearings - deep groove ball bearing, Roller bearings - cy...read more
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Q2. Difference between petrol engine & diesel engine
Ans. 
Petrol engines use spark ignition, while diesel engines use compression ignition.
• Petrol engines use a spark plug to ignite the air-fuel mixture, while diesel engines rely on compression to ignite the fuel.

• Petrol engines are lighter and more responsive, while diesel engines are more fuel efficient and have higher torque.

• Petrol engines are typically used in cars and motorcycles, while diesel engines are commonly found in
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Q3. Types of gears.
Ans. 
Types of gears include spur gears, helical gears, bevel gears, worm gears, rack and pinion gears, and planetary gears.
• Spur gears have straight teeth and are the simplest type of gear.

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

• Bevel gears have cone-shaped teeth and are used to change the direction of rotation.

• Worm gears have a screw-like appearance and provide high gear reduction ratios.

• Rack and ...read more
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Q4. Show in tools name.
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Q1. Asked questions regarding family details,
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Q2. How many family members are there in your family?
Ans. 
There are four members in our family
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Q3. Are you a bachelor or married ?
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Q4. What is your wife occupation?
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Q5. How many kids do you have?
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I have two children Girl and a boy.
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Asked questions regarding job profile, job role and equipments and spares we maintain.

Q1. What kind of hydraulic breakdown you faces
Ans. 
I have faced various hydraulic breakdowns in my career as a Mechanical Maintenance Engineer.
• One common hydraulic breakdown is a leak in the hydraulic system, which can be caused by worn-out seals or damaged hoses.

• Another issue is a hydraulic pump failure, which can occur due to excessive wear and tear or lack of proper maintenance.

• Clogged or blocked hydraulic filters can also lead to breakdowns, as they restrict the fl...read more
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Q2. What is difference between hydraulic and pneumatic system
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Hydraulic systems use liquid to transmit power, while pneumatic systems use compressed air.
• Hydraulic systems use incompressible fluids like oil or water, while pneumatic systems use compressed air or gas.

• Hydraulic systems can generate higher forces and are used in heavy machinery like cranes and excavators.

• Pneumatic systems are lighter and more flexible, commonly used in applications like air brakes in vehicles.

• Hydraul...read more
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Q1. Engineering technical
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Q1. Salary Hike in percentage
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Q2. Salary Hike as per previous company
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Automobile and maintenance, equipment sarvicing,sap reservation, manpower handling,bill meking,

Group discussion for any subject

Most of the questions were from technical section.

Q1. #About my family #Place from which I belongs to #About job experience. # Tecnical question . #Safety .
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