How to know vacuum in vacuum cylinder of breaker in working condition

0 Answers  

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what is saturation? what role it plays in operation of ct's,motors etc and how its affects the behaviour of the same.

1 Answers  

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what will happen if neutal in AC ckt will get open

3 Answers  

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it is clear that volts equal to the current as per ohms law. is it appliable to the AC power or only for DC. if it is appliacable to AC in transformers when voltage increases the voltage decreases ????? why??????????????

13 Answers   Bhel,

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i have a wire.and the current flowing in that.when we cut the wire then why dont we seen the elactrons....

8 Answers   GM General Motors,

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Which are resistive loads & which one are inductive loads : Refrigerator, Split air conditioner, ceiling fans, well pump, fluoresecent bulbs, T.V, CRT Monitors, Adsl Routers, C.P.U, Printers, Deep Freezers, Speakers, DVD Players, Microwave oven etc. ? Output Power for these Appliances Would be same like this : P = V * A * P.F Or would be changed ? thanks

0 Answers  

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HOW WE CHOOSE EARTH'S POTENTIAL AS ZERO V?

0 Answers  

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What should be the setting of an earth fault relay.

2 Answers   HP,

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how we are measuring the winding temperature of the transformer?

11 Answers  

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What is Cement

11 Answers   ACC, L&T, Reliance Cement,

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How much current does a motor take in no load condition?

6 Answers  

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How servo stabilizer works.

0 Answers  

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