Answer / bibhu

DC power = VI
AC Power = VI X PF

Answer / mrudang

in DC POWER , the PF not comes in
in ac pf is important

Answer / ramanjaneyulu

for dc power P=V*I
ac power P=V*I*power factor

what is meant by VFD ?where its useful ?

7 Answers  

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can any one suggest websites having study maetrials for the electrical students?

1 Answers  

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what is JE exam?

0 Answers  

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what is the principal of transformer?

2 Answers  

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HOW TO CALCULATE LV CABLE SIZING?

2 Answers   L&T, MRF,

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0 Answers   HPCL,

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Why earthing is necessary for any equipment?

0 Answers  

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phase clearance between phase to phase and earth

11 Answers  

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what is the advantage of connecting capacitors in delta than in star?

0 Answers  

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you are a electrical student, why are you coming for software job.

4 Answers   TCS,

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how to calculate short ckt current of trafo. ex.3-ph 3MVA trfo. 11/440, impdence voltage=7.25%

1 Answers  

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