Answer / bawla

Extra heat is generated due to induction which is impossible in DC current.There is no cop.loss in DC circuits.

Answer / manu

generally heat in dc machine is more than that of ac.

why DOL starter is use in induction motor as it is not reduce the starting torque

2 Answers   Maruti Suzuki,

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Is it advisable to buy a plot for house construction near High Tension Power lines? If it so how much distance it should be away from power line? Iam residing at Chennai, Tamilnadu, India.

2 Answers  

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why the AC or DC motor takes high starting current?

2 Answers  

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two transformers of the same type, using the same grade of iron and conducting material, are designed to work at same flux and current densities, but the linear dimension of one are two times of the other in all respects. The ration of kVA of the two transformer closely equal to................? options: 16, 8, 4, 2

2 Answers   Vizag Steel,

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Difference between copper earthing & aluminium earthing?

2 Answers  

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DG use Rating KVA why

1 Answers  

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What is primary distribution and secondary distribution of ac power?

3 Answers  

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why swinburnes test cannot be performed on series machines?explain

0 Answers  

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why are the maintaine power factor and how can this control and this is how work.

0 Answers   Mukand,

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what is mutual induction principle?

6 Answers  

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sent to a site and asked to explain how you would like a twenty seven flour building should be supplied with lighting and sockets plus a water boiler.

0 Answers  

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What are the different protection systems takes place on control panel board?

7 Answers   BSNL,

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