Which circuit breaker arc quenching time is low AC or DC breaker?

1 Answers   Deltech,

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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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What value(high/low) of diversity factor is desired in power system and why? How such value is achieved?

1 Answers  

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Is there any problem if i connect APFC panel in generator circuit

2 Answers  

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How to find knee point voltage in current transformer?

2 Answers   TCS,

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how to select size of hardware for linking aluminium busbar is it depend on area of busbar or current flowing through bus bar

0 Answers  

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On what basis no of earth pits are to be decided either for transformers or for equipment?

8 Answers   BEL, Reliance,

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Is it benefitial to supply 210v ac to lighting fixtures instead of 240v ac?

2 Answers  

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what is rocking arrangement in arc heating

0 Answers  

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What type of core material is used for metering C.T and protection C.T???

0 Answers   Bhel,

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Earth Is a very good conductor or very good insulator.? If a good conductor then why current donot flow through small piece f earth and if a good insulator then why we use it as return path in lines.???

6 Answers   L&T,

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what is the meaning of Dd0yn11

2 Answers  

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