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BARC Interview Questions
Questions Answers Views Company eMail

what is quality factor in series resonance circuit and calculate the factor of voltage magnification? how it happens?

1490

how to change the load sharing between two synchronized identical alternators when both are running with Diesel engine? assume both are feeding to same feeder?

 1 2749

What happen when ct secondary are open circuited? why same thing is not happen in ordinary transformer?

 3 6729

difference between over current and over load protection?

 5 13213

explain working of differential protection for a transformer?

 1 3223

derive DC RMS value for half wave rectifier?

 2710

what is droop control?

 1624

what do u understand about FACTS? how they are useful?

 1531

what is significance of B-H curve? how it differs form ordinary transformers to Amorphous Transformer?

 2 22051

explain with diagram how to protect transformers and substations from over current with help of CT's?

 1502

how oil in the MOCB was reduced compared with OCB? what are the features of the MOCB?

 2341

what is warm up time in power supplies and why it is required ?

 1592

Why carbon brushes are used in motors?

 6 9321

Why induction motor is widely used in industry

 2262

The advantages of Magnetic flux leakage technique over Ultrasonic technique for non distructive testing of material.

 1491

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What is a custom report type? : salesforce reports and dashboards

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640

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361

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438

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546

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560

How we want to study aeronautical?

611

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471

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569

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253

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426