Answer / raju

AC can be step up from Step Up Transformer. And DC by using
Choper

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0 Answers  

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why field winding in synchronous machine connecting in star position?

1 Answers   HCL,

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What do you meant by slip power recovery?

1 Answers   PSEB,

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why magnetising curve not start with zero voltage?

0 Answers   TATA,

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Which is remain unchanged in transformer action?

6 Answers   NTPC,

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0 Answers   Engineers India,

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If you have an earth with pilecap then your resistance is really low. why and how?

0 Answers  

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Which one is correct mVA or MVA. Whether both the units are same for the transformer

10 Answers   Areva,

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i am using auto transformer for starting of induction motor to provide reduse voltages...but the principle of a tansformer according to definition"which transform energy to on circuit to another circuit with constant power and constant frequency". so if i am using reduse voltage then current obsely hige because power is same.but we use auto transfarmer for starting of induction motor to give low current.but here according to definition we are giving hige current.

0 Answers  

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why do transformer make a sound

4 Answers  

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What is stub protection is all about?

1 Answers  

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what is the effect of connecting three phase supply lines to three phase auto transformer output terminals through a fuse of 10Amp and a circuit breaker (MCB). Is this connection permanently destroy the transformer?

0 Answers  

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