How do you calculate of power factor, if it is lagging or leading for unit(1).

4 Answers  

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For fixed primary voltage how does secondary terminal voltage of a transformer change if the pf of inductive load is raised from 0.7 to 0.9 with load current remaining fixed ?

1 Answers   GATE,

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in power generator normaly voltagr betwween esth to neutral is 0 but my work place generator show the volatge is 60v any body know why? thanks

0 Answers  

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What is diversity factor.

2 Answers   Cadbury,

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1.wat is the advantage of induction motor? 2.wat is diffrence between 1-phase and 3-phase induction motor?

2 Answers  

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what is the acceptable value of TAN DELTA and dissipation factor for 11kV, 1.75HP Motor?.

0 Answers  

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why we use to transmit the power in three phases intead of single phase ?

4 Answers  

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in house wiring when two wires are same colour coding and there is no any connection one end how to find which wire is earthing wire

1 Answers  

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What is OLTC in a transformer, specify its fuction.

35 Answers   Bhel, Isgec, L&T,

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how induction generator generated the power without excition like syncronous generator.

3 Answers  

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difference between turns ratio and transformation ratio?

2 Answers  

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how to carry out Magnetizing Current Test on Distribution transformer and what purpose we are doing this test. why transformer rating in always in KVA ? what ispositive, negative, zero sequence impedence? How ElCB tripping if Neutral touch with ground Why AC & DC capacitor are use in UPS ? why motor rating in KW? how to syncronize two dg sets

0 Answers  

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