Bharat Petroleum Electrician Interview Questions and Answers

Q1. After the initial rounds of candidate selection, every company holds an HR interview round to get to know the potential candidates personally. An HR interview's main aim is to judge the candidates' persona...read more
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Q2. Here's how you can pass your HR interview:
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Written/Aptitude test: The first round for most of the companies is written round. ...
Technical interview Round: The next round is a technical interview. ...
HR interview round: The HR interview round is the last round where candidates are judged on the basis of their communication skills, soft skills, confidence level, etc.

Q1. What is required for parallel operation of two transformer
Ans. 
Synchronization, similar voltage ratios, and proper phase sequence are required for parallel operation of two transformers.
• Synchronization of the two transformers is crucial to ensure they operate together smoothly.

• The transformers should have similar voltage ratios to prevent imbalance in the system.

• Proper phase sequence must be maintained to avoid damaging the transformers or causing power quality issues.
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Q2. Why induction motor is self starting.
Ans. 
Induction motors are self-starting due to the rotating magnetic field produced by the stator windings.
• Induction motors have a unique design where the stator windings create a rotating magnetic field.

• This rotating magnetic field induces currents in the rotor windings, causing it to rotate and start the motor.

• No external starting mechanism is required for induction motors to begin operating.

• The principle of induction all...read more
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