when conductor rotates in varying magnetic field the emf will induced in it and it is sinusoidal in nature ...? Why it is not in square wave and rectangular wave in nature?

4 Answers  

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Is there thumb rule to calculate how many Insulators to be used for Transmission line of different volatges

3 Answers   CS,

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how to calculate the current if i know power in MW and voltage 11kv/415v and also want to know that incoming cables for trnsformer

6 Answers   Daikin, KOC, Reliance,

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How do you calculate of power factor, if it is lagging or leading for unit(1).

4 Answers  

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Why dnt we generate 5-ph or 7-ph supply like as 3-ph supply

2 Answers  

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why we step down voltage level from 33kv to 11kv and 11kv to 415v.Instead we can step down voltage from 33kv to 415v directly using single transformer.

12 Answers   ABB, Adani, Central Electricals, Electrical, HCL,

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why lightining is not available in swith yards?

1 Answers  

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A Generator is in running condition and Rotor earth fault alarm is coming.How to check on line(i.e in running condition) whether there is actual earth fault in rotor or not.

0 Answers  

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what is slip ring induction motor? How it works?

1 Answers  

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I am an electrical contractor in noida, I am registereg in noida vat. i got a contract in Delhi State, my party told me that we shall deduct WCT @4% & reimburse Service tax all in composite scheme. Now Problem is this, 1 Can i able to purchase outside the delhi? 2 Can i produce a c form to our vendors? 3 What is limitation of purchase from outside the Delhi? 4 What % of tax Govt will levied upon me? 5 How can i take credit of tax paid upon purchase made by us. So, like these type questions i have in my mind if any person know the right answer please write to sksproj@gmail.com or contact me on - 8010076534 / 9212758177 / 9718378190. Thanks with Best Regards, S.K.Saxena

3 Answers  

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why ceiling fan give hising sound

2 Answers  

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Give some differences between open loop and closed loop control systems.

0 Answers   GE,

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