Why Drives are used to run AC motors?

3 Answers  

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how is control wiring coding is done in a CRP panel ?

0 Answers   Genus, Havells, Hindustan Power Projects,

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In what way does the variable ratio-arm improve the usefulness of the wheatstone bridge?

1 Answers  

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advantages & disadvantages of Lagging and leading power factor .

0 Answers   KMSC,

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What will happen if we do not provide earthing to the newtral of a power system ?

2 Answers   Jindal, NPCIL,

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What is meant by derating factor?

0 Answers  

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How we can design a cable for a 3phase load.

3 Answers  

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what is the role of impedance in transformer?based on secondary f.l.current(139 amps) and impedance(4.07) of 415/415v of 100 kva transformer. what is the primary current?

1 Answers  

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I want d.g.set our company

0 Answers  

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respetsed sir, i have applied for section engg and juniour engg for both chennai and tiruvunabthapur boards for electrical deportments . can u suggest what books i have to follow and and also from which sections they r going ask (i mean weightage and what topics i have to cover) for both se and je for both chennai and tiruvunanthapur boards.......

1 Answers  

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Haw to check conductivity of budbar

0 Answers   Adlec Power,

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how to calculate the cable size depending on the amps?

1 Answers   Polycab,

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