how to calculate the power factor when instantaneous voltage and current has harmonics in it ?

0 Answers   Sandhar,

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how to find out basic difference between ELCB,MCB AND RCCB on seeing the materials?

1 Answers   L&T,

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what is diff. between earthing grid,earthing mess, earting grid?

0 Answers   Century Rayon, Emco, Tailor Solution,

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What is formula of capacitor for 1-phase power connection.how to improve PF. Suppose I want to connect capacitor in refrigerator to reduce power consumptions.

0 Answers  

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why we use isolation transformer?

2 Answers   Godrej,

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How to reduce current flowing in neutral due to unbalanced load conditions in a three phase system.

1 Answers   IOCL, wbsedcl,

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WHAT IS FAULT CAPACITY OF HT MOTOR TERMINAL BLOCK? ANY BODY HAVE ANSWER PLZ....POST IT.

0 Answers   Birla,

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Can any one tell me the current VAT, Sales Tax, Octroi and Excise duty for the financial year 2009 -2010. Say control panels are manufactured in maharashtra, then what will be the taxes for within Maharashtra and outside Maharashtra?

1 Answers  

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why trip circuit supervision is taking through breaker contact? what happen if takendirectly?

2 Answers   GE,

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Can HT cable(11kv cable) be used for 415V, 700A requirement.

5 Answers  

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why Current is lead 90 degree and voltage is lag 90 degree in a capacitor.? why Current is lag 90 degree and voltage is lead 90 degree in an inductor.?

0 Answers  

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What is reason to get a power factor nearly zero in resistive loads

2 Answers  

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