Lal Bahadur Shastri Training Institute Mechanical Fitter Interview Questions and Answers

Q1. Test the wire without touch it
Ans. 
Use a non-contact voltage tester to test the wire without touching it.
• Use a non-contact voltage tester that detects the electromagnetic field around the wire

• Hold the tester near the wire and observe if it indicates the presence of voltage

• Ensure the tester is properly calibrated and follow safety precautions
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Q1. About Single line diagram
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Q2. Transformers installation
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Q3. Dg working principle
Ans. 
A DG (diesel generator) works on the principle of converting mechanical energy from the diesel engine into electrical energy through an alternator.
• Diesel engine burns fuel to produce mechanical energy

• Mechanical energy is used to rotate the alternator

• Alternator converts mechanical energy into electrical energy
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Q4. Difference between Predective and Preventive Maintenance
Ans. 
Predictive maintenance uses data and analytics to predict when equipment failure may occur, while preventive maintenance involves regularly scheduled maintenance to prevent breakdowns.
• Predictive maintenance uses data and analytics to predict when equipment failure may occur

• Preventive maintenance involves regularly scheduled maintenance to prevent breakdowns

• Predictive maintenance is more cost-effective as it allows for ...read more
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Q5. Question about Vcb ,Acb and it's working
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Q6. MCC panel installation
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Q7. HT panel installation
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Q1. Previous organisation work
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Q2. Why Apmd and it's reason
Ans. 
APMD stands for Average Power Maximum Demand, it is used to calculate the average power consumption over a specific period of time.
• APMD helps in determining the maximum power demand during a specific time period.

• It is useful for utility companies to plan and manage their power generation and distribution.

• APMD is calculated by taking the average power consumption over a defined time period, usually in kilowatt-hours (kW
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Good it was and easy

War b/w country deadlines can destroy the creativity or not

Q1. Tell be about your self
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Aptitude is easy general questions are asked

Aptitude include Percentage Ratio

Arrays,String an Java

Q1. Introduction of our
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Q2. Family Background and details
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Q1. General questions regarding self and work
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Medium leetcode question on graph was given by third party interviewer BarRaiser