Answer / k.prakashchandra

Earth leakage relay is for very small currents in low
voltage system.

why phase to phase voltage are 290 rather then 440?

1 Answers   Bosch,

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what is the problem when i want to close a circuit breaker by local position it closes well.but when i close it in remote position it trips

0 Answers   KPCL, MDIM,

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how is working d.c amps meter?how to connect the dc ammeter inthe circuite?

2 Answers  

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Which type of gas used in cylinder (VCB)?????

15 Answers   ICSA,

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How to choose the vector group for the step up and step down transformers??? Tell me the which vector group is suitable for step up and step down transformers and whats the reason to choose and whats the benefits???

0 Answers   L&T,

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What is the generating voltage of a power station consided generally?

20 Answers   L&T,

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what is meant by class 1 E in electrical power supply?

0 Answers  

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yesterday i am using my laptop by plugging power supply also battery was working properly after while i unplugged AC power source ,using my battery i played car game (use much power) after that the battery finished the charge and it closed my PC. after that my battery not charge (when unplug automatically PC will turn off)

1 Answers   HPCL,

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why neutral can not used in three phase motor connection?

1 Answers   HSL,

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Whats the difference between three phase and single phase?

4 Answers  

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Application wise, where we should use AC motors and where we should DC motors?

1 Answers   Nespak,

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Define settling time.

0 Answers  

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