Answer / harish

the power factor can be presented practically
by drawing the phasor diagram...it is the angle between the
voltage and current....the positive direction is assumed i.e
either cc or acc.....

Answer / satya

power factor is the ratio of p and vi so we can take the
gralph between p and vi and slope of that gives us p.f

Answer / yuvraj

PF= 1/ROOT(1+THD2)

Answer / moti rgpv

TO MEASURE PF PF-METER IS USE.DRAW ANGLE B/W PF AND TIME

why the inserting resistance in wound rotor induction motor decrease the starting current and increase the starting torque

2 Answers  

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WILL THE PERCENTAGE IMPEDENCE FOR A ONAN TRANSFORMEER BE THE SAME COMPARED TO ONAF TRANSFORMER OF SAME RATING???

5 Answers  

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what are the needs of electrical earthing.... other than protection?

5 Answers   Eskom,

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0 Answers  

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3 Answers   Suzlon,

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What the difference between ac and dc inductor an capacitor

0 Answers  

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Explain the working of any one cutting machine

0 Answers   Mahatma Gandhi University,

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2 Answers  

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What kind of maintenance is conducted for Transformer

0 Answers   Gulf, UB Engineering,

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2 Answers  

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Why heat produce in AC machine higher than DC machine?

2 Answers  

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