what's the outstanding feature of universal motor?

2 Answers   Tanfac,

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directional over current relay when acted & how it works

3 Answers   NCC, ThyssenKrupp,

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What is system earthing?what are the types?

1 Answers   ABB,

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when a cunductor is being disconnected from live cct, still it showing charged, if its checked by line tester?

8 Answers   GEB,

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if you asked to choose a ckt breaker from MCB & MCCB for 32A which one will be best and why??

7 Answers  

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Upto what extent, the lagging power factor can be improved with the help of capacitors?

6 Answers  

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how electronic energy meter works?

2 Answers  

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What happens when the polarity changes in CT? Explain briefly?

8 Answers  

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which part of transformer heats up the most and why? windings, core or oil .

3 Answers   Lafarge,

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How to calculate the value of earth capacitance in a transmission line.

0 Answers  

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WHY CAPACITOR IS NOT USED FOR THREE PHASE MOTORS DURING STARTING

1 Answers   Quest,

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Frequency of rotor emf in induction motor is around A same as stator frequency B 50% C 5 % or below D 30%

1 Answers   Bhel,

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