7. Why AC motors, AC bulbs etc... are donot operated by DC signals? and Why DC motors, DC bulbs etc... are donot operated by AC signals?

2 Answers   Bhel,

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What is skin effect?

2 Answers  

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What is d diff. btw Online & Offline UPS???

4 Answers   Emerson,

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ARE YOU NOURVAS ?

4 Answers  

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Why battery chargers are use in substation?

5 Answers  

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Is it possible to connect a safety device in to parallel?

0 Answers   Jones Lang LaSalle,

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I have CNC Turning lathe,while doing electrical preventive maintenance what should I do & please brief me plan & shedule for the same.

1 Answers   DRJ ARDE,

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Briefly describe means used by electricity suppliers to influence the flow of active and reactive power in power networks (one for each type)?

0 Answers  

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how we select HRC FUSE ?

1 Answers   AXA,

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The reason why the sending end and receiving end voltage sare almost equal when capacitive load is added.

4 Answers  

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what is phase and neutral.

16 Answers   HP, Voltech,

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What do you mean by transformation ratio of instrument transformer?

0 Answers  

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