Answer / fff

without grounding fault current not flowing in the earth ..so may fault current do not get closing path ... cant sensed by relay maybe.

An engineer measures the direct current resistance of a transformer using ohm meter. When he/she takes out one of the leads of the meter, spark comes.. Why ?? This effect is known as...

1 Answers   Saint Gobain,

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what do you mean by plant earthing system.

0 Answers  

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What is the Efficiency in Electric motor ?

2 Answers  

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what is the circutor?why we use it ?

0 Answers  

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Name two low frequency oscillators?

0 Answers  

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How to maintain ac plant?

0 Answers   HCL,

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why magnetising curve not start with zero voltage?

0 Answers   TATA,

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What's difference between a400amps lt contactor and a400amps lt circuit breaker

3 Answers   Indian Railways,

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what kelvin's law ?

0 Answers  

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How voltage step down is done?

3 Answers   IOCL,

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what is hormonics. how it is generated & what are the problem faced by that.

5 Answers   APC,

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What are your future plans for the company if permanently employed?

0 Answers  

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