why we use carbon brush in exciter&genrator?

5 Answers   ABB, SMC,

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what is the value of current and voltage that our body can resist ?

3 Answers  

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A three phase transformer 460v primary 220v secondary (three phase four wire system.) Why did we get 460 volts across the neutral on the secondary side?

3 Answers  

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how was the induction stove working?

3 Answers  

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What is the use of oil in transformers?

0 Answers  

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What are the disadvantages of hydropower?

0 Answers  

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Who is reputed manufacturer of TNC switch for ACB in India ?

3 Answers  

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what is the difference between a frequecy converter and an electric inverter?

2 Answers  

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what is speed of light?

8 Answers  

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if vcb make contact but output notreach give the reason?

2 Answers   VVF India,

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why the transformer neutral earthing is to be done by copper flat only,if we use GI flat what is the disadvantage.

2 Answers  

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heat can flow from a body at low temperature to a body at higher temperature only when ........ is supplied from an external source A). Voltage B). Current C). work D). Mass

7 Answers   BMRCL,

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