Why we should use delta connection in primary and star connection in an distribution transformer, which converts 400v a.c. voltage to 33kv.

15 Answers   ABC, Kirloskar, Sify,

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why we use battery source for current transformer polarity testing?

2 Answers  

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what ll happen if neutral is not shorted with phases while doing transformer short circuit test & what ll happen if neutral is connected to ground?

1 Answers  

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can any one help me for my ups inter view , list out few basic technical ups question with answer.

1 Answers  

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why in a transformer frequency remains constant? if frequency is changing what will happen?

5 Answers  

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how are reversing the direction of rotation of dc motor

0 Answers  

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why they were using TRIAC instead relay in some controllers and what is the advantages.

0 Answers  

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why we r using 4-20ma instead of 0-20ma in instrumentation

2 Answers   EID Parry,

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Whot is the difference between MCB and MCCB.Whot is the selection critearea for MCCB and MCB for 63 Amp.

5 Answers  

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What is the difference between class0.1 and class 0.1s accuracy of current transformers

2 Answers  

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A low wet bulb temperature indicates

0 Answers   Caterpillar,

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What is the need of ISOLATION Transformer?

1 Answers  

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