Answer / ashish gupta

All dielectric are insulators.But all insulators are not dielctric.Becoz dielectric material is used to store electrical energy where as insulators can't.

Answer / mostafaghodrat

As insulation between the energized equipment
Is isolated and not connected to any equipment live even
with insulation

surge tank, hrc fuse, earthing transformer, firm power objective type

0 Answers  

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why the genearation of electricity always in form of sine wave only ??? why not cosine wave ???

1 Answers  

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What is difference between incomer & outgoing type Vaccum Circuit Breaker?

2 Answers   VBG,

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Why do power lines not short out when they fall into water?

0 Answers  

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In stepdown transformer 11/415 volt two nos.(R & Y)HT side fuse is blown ,what will be voltage of ry,rb,yb in secondary side

5 Answers   NTPC,

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why ct is connected at bushing of transformer ??????????

3 Answers  

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what is earthed and inearthed cable or system?

1 Answers   CCCL, L&T,

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If a surge divertor is required to be protected by 32 amp C Curve Circuit breaker does this limit the amount of protection from surges that you will acheive

0 Answers  

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How many companies are manufacturing 33 KV HT Breaker

1 Answers  

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why do we prefer -48 volt instead of -24volt or -12 volt etc. ??

1 Answers  

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Why r used of cable 50sq.mm and above size cable in 3.5 core. And below size in 4 core ? any technical reason please explain it

2 Answers  

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What is the difference between RMS and average value

5 Answers   CEERI, HPCL,

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