Answer / k.prakashchandra

Use voltmeters instead of lamps

why we use only sine wave in ac why we do not use other wave forms

21 Answers   BARC, NTPC,

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hello! can anyone explain to me how a 3 speeds table fan work? what are the factors that are controlling the speed of a normal table fan? Is it by varying the voltage or changing the magnetic field? would appreciate your reply :) thx in advance.

2 Answers  

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how we can know the rating of transmission line by no. of insulators disk ??????????

3 Answers   NTPC,

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with help of neat sketch explain principle of TIG welding process

0 Answers  

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what is the function of Droop CT and where it is used?

3 Answers   Lanco,

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I had attend the ITC (Indian Tobacco Company) interview (For Electrical maintanance).There they was conducted me a written test.And I was passed in that.Now They are going to conduct a Practical Interview in next round.Please help me what practical test they will ask............?

0 Answers   ITC Infotech,

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In the diesel generator wihch type of power we can get it ? Like AC / DC

2 Answers   Aditya Birla, Indian Steel, PTPS,

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why d.c produces corrosion

0 Answers  

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what is meant by negative half cycle

2 Answers  

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Is it possible to measure the voltage of a battery from a single terminal?

0 Answers  

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What happen to alternator if prime mover fails?

4 Answers  

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What is the gain of 1-s/1=s at 1 rad/sec?

3 Answers   NPCIL,

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