how to calculate the breaking capacity of different breakers.

0 Answers   UltraTech,

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what are the types of basic earthing?and why we are doing that?

3 Answers   Bharti,

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10 tube light connect in mcb breaker.one tube light is fault.so breaker is tribe.how fault is rectified.(using 3wire phase,earth,neutral)

0 Answers   CTS, Jindal,

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a transformer can have zero voltage regulation a)o pf b)1 pf c)lagg pf d)lead pf

2 Answers   SJVN,

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Whether the vacuum contactor requires Short circuit protection?If No,why?

0 Answers   Reliance,

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Why the earth terminal pin is larger than phase and neutral in three pin plug top>

8 Answers   TVS,

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what is the difference between ACTIVE POWER and REACTIVE POWER.I WANT CLEAR ANSEWER.

8 Answers  

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What is meant by a stray loss of a induction motor??? What is the equation to find it

0 Answers  

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will the power consumption remains the same when speed of the fan cnanges??if so y??

2 Answers  

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what s d difference between inverter an ups

1 Answers   Jindal,

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if field current decreases how can the speed increase in the unloaded dc series motor

1 Answers  

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which type of effect of turbine and generator reverse power protection ?

0 Answers   NTPC,

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