Answer / guest

The service factor - SF - is a measure of periodically
overload capacity at which a motor can operate without
overload or damage

Answer / iqbal

A motor operating continuously at a service factor greater
than 1 will have a reduced life expectancy compared to
operating at at its rated nameplate horsepower

As we know diode work on both negative and positive but converting ac into DC we have to given a/c from negative of diode or positive side.please give me answer.

0 Answers   cpgn,

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Can you explain operating principle of Inverse Definite Minimum Time” (IDMT) relay

2 Answers  

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if we increase the frequency given to a transformer then wat will happen to the transformer size, whether it will increase?

4 Answers  

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which circuit breaker enclosure is best for maintenance guy? 16 bolt & 20 bolt squre or 16,20 bolt hinge

2 Answers  

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what is the difference between the electrical and electroncis

15 Answers   TCS,

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are induction motor have poles? yes / no , why?

3 Answers  

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how can we change the phase angle b/w two phase?

2 Answers  

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Can we Co-ordinate relay in Load Break switch?

0 Answers   Bhel,

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what is the function of NAT & NAC contacts in breaker control switch (TNC)??

2 Answers  

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Why not using Air circuit breaker at High tension side?

1 Answers   Wipro,

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when a primary current injection test is required, it is accomplished by what?

3 Answers  

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what the purpose of transmited high voltage in over head lines

3 Answers   NCC,

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