Answer Posted / ramaraj

660 KV

Why we use circular(Stepped) cross section in transformer core?

2190

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DEFINE BREAKING CAPACITY OF BUSBAR & HOW IT IS CALCULATED?

5169

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what is meant by k-rating in isolation transformer?what is k9, k14 stands for?

2714

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What does a Bode plot tell you?

1239

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Define noise?

1107

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There are different classes of protections in power plants.class a,b,c are clear..is there any class d and e r there..and elaborate class b protection.

2042

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Approach of a cooling tower is the difference between temperatures of what factors?

1071

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how u select control transformer for a mccb panels or any panels?for expample we hav 440 volts maim supply and control volts is 230v?

2113

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what is circuit recombiner and how it is different from circuit breaker

1805

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What is the effect on power factor, shown by a trivector meter; incase of reverse phase sequence. If the power factor of a system is lag what meter will show in case of reverse phase sequence connected to the meter. and What in case of lead.

2257

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In the Variable Voltage Variable Frequency Drive, how the Voltage and Frequency varied ? Is it varied in the Inverter part of the Drive ? Please give us supporting document if any.

1902

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What is the power factor of an alternator at no load?

1269

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I want to know the 'Test voltage' for Tandelta testing of 3.3 / 6.6 / 11 KV Motors. Please explain

2211

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if you are in a software company,then why do you want to come in a core company like sail, ntpc(where lots of trouble like tension but you have a good life in a it company) ?

1852

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What do you mean by a voltage transformer?

1097

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