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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?

1503

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 2756

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

 3 6752

difference between over current and over load protection?

 5 13243

explain working of differential protection for a transformer?

 1 3239

derive DC RMS value for half wave rectifier?

 2719

what is droop control?

 1630

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

 1541

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

 2 22069

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

 1508

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

 2351

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

 1597

Why carbon brushes are used in motors?

 6 9364

Why induction motor is widely used in industry

 2267

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

 1496

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Un-Answered Questions

Dear Sir/Madam, I have one questions we have three steam turbines and one Gas turbine and our industry linked with the public network, we have protection system one of the protection is reverse power we can export just four MW only i would like to ask about how to calculate the reverse power. Thank you in advance best regards

1646

Explain what is the difference between borland silk and selenium?

518

What is with ur in db2?

760

What are basic necessities for a theme?

119

What is toint32 c#?

622




Which xsl type is used for navigation in xml documents?

455

What does echo mean in scripting?

592

What is difference between linq and sql entity framework?

75

Why should we use spring?

160

Why servlet is used as controller ? Not JSP? I want complete explation?

659

What will happend if given Vfd out put to step up transformer

1251

How do you insert a table in microsoft word mobile?

307

When is a translating bridge used ?

1183

Which are the components of the new mysap scm solution?

493

What is a private key?

5