In case of legging current of 20°, pf is .94 and leading of 20°,pf is .94 , in mathematicaly both are same but in realy how it is differ ?

3 Answers  

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power 148kw i need exat cable size in 148 kw in 3phase what size of cable can i used.

3 Answers  

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In case of a synchronous generator carbon brushes, some brushes expire before the others. Why is so? When all the brushes are installed at the same time, why don't thee expire at the same time?

1 Answers  

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A 3-phase IM is supplied from 50 Hz system. It runs at speed of 1440 rpm and slip equal to 4 %. Calculate number of pole pairs. A 1 B 6 C 2 D 3

0 Answers  

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HOW TO CALCULATE THE SIZE OF CABLE COPPER & ALUMINIUM

11 Answers   Amman Try, Prestige,

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Is it necessary to seperate the DG earth grid with Electricity Board earth grid for protecting the DG set. if yes why?

2 Answers   BARC,

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why motor rating in kw?

3 Answers  

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Determine the BTU size of an aircon for 20 sq metre room

0 Answers  

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why the impedence of the transformer is expressed in percentage?

3 Answers   DEWA,

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what is the formula to find Amp. for an 3 phase moter both if H.P. or if kW is known?

5 Answers   Uttam,

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what questions are asked in the interview for the post of an electrical maintenance engineer in FMCG companies?

0 Answers  

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which fault current is maximum: 3 phase short circuit, LG, LL or LLG?? why?? in one of the problems that i have solved, 3 phase short circuit current on an unloaded generator came out to be less than the LG fault current. can anybody please explain why.

2 Answers   Bhel,

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