if we give connection of 100watts bulb through a single phase energy meter ,the disc of a meter rotates why it happens?

1 Answers  

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why inductancce of armature inductance of dc machines is neglected?

2 Answers   APPSC,

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I have 4 DG set with 1500KVA rating. system breakers are 11KV & alternator are 415 Volts. Between alternator & breaker one stepup transformer used. i want to Know what is max. resistance for body earthing & 415 & 11KV V Neuteal earthing. my fault current is 14 times for 2 sec.

0 Answers   Jindal,

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what is thyristor, how is it works

1 Answers   Sony,

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what efficiency of transformer at 100% load

0 Answers   Emerson,

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how to fit 3 HP crompton gear motor with conveyor with the use of staring delta starter or ordinary starter?

0 Answers  

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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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WHy neutral to ground trips when neutral touches the ground

1 Answers  

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what are the applications of transistors with low dc gain, high dc gain and medium dc gain( beta)?

0 Answers  

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phase colour is indicated by R Y B (red yellow blue) but in transformer i have seen U V W instead of (R Y B) have any meaning of this

3 Answers   Areva, Kim Yew,

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Why breakers not synchronized when the synchroscope is going in the anticlockwise direction?

2 Answers  

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what is the difference between control transformer and Potential transformer (PT)?

1 Answers  

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