what is the difference between megger and earth resister ??

0 Answers   HMPL,

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which one is more efficient, torq, power & ecnomy with the same frame size AC motor / DC motor?

0 Answers  

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What do you mean by reverse current braking of an induction motor?

1 Answers  

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If We are converting the SINGLE PHASE AC into THREE PHASE AC by using STATIC CONVERTERS , then How do we bring the frequency to 50 hz??

2 Answers  

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wt wil happen if a 120kv line is grounded

4 Answers  

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why transformer does not obey ohms low?

3 Answers   AITM,

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When testing an earthing connection, we use a 60 or 100 candle bulb with a phase connected direct from supply and the other wire to the new earthing provided.If the bulb glows then the earth is ok.Else earth connection is not Ok. So, why dont we can use all the home appliances taking a single wire from the phase and the return connection to Earth instead of return connection to neutral?

2 Answers  

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directional over current relay when acted & how it works

3 Answers   NCC, ThyssenKrupp,

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I am an American living in Vietnam and I have recently gotten a refrigerator from Japan and it is rated for 100 vac, but the power here is 220 so I bought a voltage stabilizer it has a 1 kva output rating. Can you please tell me what the amperage is? I'm confused and without a working fridge.

0 Answers   BSL,

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What are the effects of armature reaction on a DC machine and discuss the various methods to reduce the effect.

1 Answers  

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What is process of anneling transformer core

0 Answers  

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when we connect the capacitor banks in series with the circuit?

3 Answers   Cipla,

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