Lifelong India Maintenance Engineer Interview Questions and Answers

Q1. Machine handle by you man power machine technical details
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Q1. What is salary expectations
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The salary expectations for a Maintenance Engineer vary depending on factors such as experience, location, and industry.
• Consider the average salary range for Maintenance Engineers in your area and industry.

• Take into account your level of experience and any specialized skills or certifications you possess.

• Research the salary ranges offered by similar companies or organizations.

• Be prepared to negotiate and discuss benefi...read more
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Engineering reasoning

Q1. Types of chiller, compressor & plastic,
Ans. 
There are different types of chillers, compressors, and plastics used in engineering.
• Types of chillers include absorption, centrifugal, and screw chillers.

• Compressors can be classified as reciprocating, rotary, and centrifugal compressors.

• Plastics used in engineering include polyethylene, polypropylene, and polystyrene.

• Each type of chiller, compressor, and plastic has its own unique properties and applications.
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Q2. Pneumatic & hydraulic, valves & actuators
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Q3. Cooling tower, range, approach
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Q4. Gear box & its types
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Gear box is a mechanical device that transmits power from an engine to the wheels. There are various types of gearboxes.
• Gearboxes are used in automobiles, industrial machinery, and other applications.

• The most common types of gearboxes are manual, automatic, and continuously variable transmissions (CVT).

• Manual gearboxes require the driver to manually shift gears using a clutch and gear stick.

• Automatic gearboxes shift ge...read more
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Q1. Power system opration & Safety
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Q2. Motor control system working
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Motor control system working involves ensuring proper functioning of motors and associated components.
• Regularly inspecting motors for signs of wear or damage

• Testing motor control systems for proper operation

• Calibrating motor control systems as needed

• Troubleshooting and repairing any issues with motor control systems

• Ensuring safety protocols are followed during maintenance procedures
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Q1. Types of chiller, refrigerant
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There are two types of chillers: air-cooled and water-cooled. Common refrigerants include R-22, R-134a, and R-410A.
• Air-cooled chillers use air to remove heat from the refrigerant, while water-cooled chillers use water.

• R-22 is a commonly used refrigerant, but it is being phased out due to its harmful effects on the environment.

• R-134a is a more environmentally friendly refrigerant, but it is less efficient than R-22.

• R-41...read more
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Q1. Introduction your self brief.
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Q2. Technical questions related to your job profile.
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