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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?

1923

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 3468

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

3 7934

difference between over current and over load protection?

5 15050

explain working of differential protection for a transformer?

1 4000

derive DC RMS value for half wave rectifier?

3168

what is droop control?

2122

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

1935

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

2 23034

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

1903

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

2745

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

2099

Why carbon brushes are used in motors?

6 11166

Why induction motor is widely used in industry

2705

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

1932

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Un-Answered Questions

what is the synchonus? wht is the diff between synchronous and asynchronous what is the diff between v1 and v2 v3 delta modes in sap ecc

2459

What is informal balance?

what is the function and use of cable differential protection relay?

2871

Is spark a language?

269

WET BULB TEMPERATURE AND DRY BULB TEMPERATURE?

2317

Is it better to use a macro or a function?

1116

Explain different types of html, web and server controls.

976

Is 16gb of ram a lot?

What is the meaning of resultset type_scroll_insensitive?

926

How do you debug a python program?

992

What is solar eclipse?

837

Explain the process to compute it?

1033

Explain the difference between pseudo-conversational and conversational?

1033

Please post the scenerois for writing the complex sql queries , for my practice.Can be any query if you cannot solve.

2515

What is meant by rmi?

401