Why alternators are designed at 0.8 pf lag?

3 Answers  

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what is the workimg of ct &pt?

5 Answers  

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What is the diffrence between ofline ups and online ups?

3 Answers   Intel,

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what is the effect of power factor of machines in starting current

0 Answers  

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Any one Give me formula for to increse the power factor, 0.8 to 0.95, How much the KVAr Required

9 Answers   Emerson, Rajshree Sugars, Siemens,

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some ac motor's direction get change dueto ghanging input to the ac drives.(say ryb to rby). but some motor direction remains the same when phase sequence is changed fromdive side. can anybody guide me?

1 Answers  

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For a CT the number of turns in the primary winding is.........

5 Answers  

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what is the principal of starting of a three phase induction motor.

2 Answers   Moser Baer,

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how much capacity(rating) of generator required to operate a load of 100kv.

6 Answers   DSC,

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What are the raitings of Mcb,mccb and Acb in detail ??

0 Answers   Engineering Vision,

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in case of induction motor when overload condition or any short ckt. why stator winding burn not to be rotor winding

2 Answers  

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what is the use of terminals in transformer ?

1 Answers   Core Solutions, Honeywell,

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