Grasim Industries Electrical Maintenance Engineer Interview Questions and Answers

Q1. How does the Differential work.
Ans. 
The differential is a device that allows the wheels on an axle to rotate at different speeds while still receiving power from the engine.
• Allows wheels on the same axle to rotate at different speeds

• Transfers power from the engine to the wheels

• Helps with cornering by allowing the outer wheel to rotate faster than the inner wheel

• Consists of gears that distribute power evenly to the wheels
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Q2. How to work Dumper Cooling system.
Ans. 
The dumper cooling system is responsible for maintaining the optimal temperature of the dumper to prevent overheating.
• Regularly check the coolant levels and top up if necessary.

• Inspect the radiator for any leaks or damage.

• Clean the radiator fins to ensure proper airflow.

• Monitor the temperature gauge regularly while operating the dumper.

• If the dumper overheats, stop immediately and allow it to cool down before continuin
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Q3. How to work, work permit system during maintenance activities.
Ans. 
Work permit system is a formal process to ensure safety during maintenance activities.
• Obtain necessary permits before starting any maintenance work.

• Identify potential hazards and implement necessary safety measures.

• Communicate with all involved parties about the work being done and safety precautions.

• Regularly review and update work permits as needed.

• Examples: hot work permit, confined space entry permit, electrical wo
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Q4. Which grade oil is used in Hydraulic system.
Ans. 
The grade of oil used in a hydraulic system depends on the system's requirements and manufacturer recommendations.
• The grade of oil used in a hydraulic system is typically specified by the system manufacturer.

• Common grades of hydraulic oil include ISO VG 32, ISO VG 46, and ISO VG 68.

• The grade of oil chosen should meet the viscosity and performance requirements of the hydraulic system.

• Using the wrong grade of oil can lea...read more
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Certificate pump gear box maintenance

Q1. Its all about formula. What is Pascal law, what is formula for calculating fan diameter of ahu, what is formula for stress concentration etc etc. i guess the GM maintenance uses formula for everything.
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Q1. Knowledge about department operation budget & capital budget
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Q2. Initiatives to improve budget for well organized maintenance.
Ans. 
Implementing preventive maintenance strategies, optimizing resource allocation, and leveraging technology to reduce costs.
• Implementing a preventive maintenance program to identify and address issues before they become costly repairs.

• Optimizing resource allocation by analyzing maintenance needs and prioritizing tasks based on urgency and cost.

• Leveraging technology such as computerized maintenance management systems (CMM...read more
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Q3. How a Engineering department increase patient experience.
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2 rounds of GD
Each one lasted from 5 - 10 min.

Q1. Tell us about yourself.
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Q2. What are your future goals.
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Q1. Question from Intership Experience.
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Q2. Question based on projects.
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Q3. Questions from favourite subject.
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Q1. Machining and nonmachining process
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