What happens if the negative to earth voltage is greater than positive to earth voltage in the battery of substation?

0 Answers  

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how to calculate fuse rating for a motor

1 Answers   JSW,

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WE know that for Inductor X=2pifL,In DC f=0,then X=0 so,V=IX=0;But In the DC excitation of rotor of AC generator,DC motor field coil which coils are inductor so why does not applying DC voltage short the rotor coil of AC generator and field coil of motor?If it would then DC source might be damaged but it is not happened. Why does the strand conductor of Electrical power transmission line make twist?

0 Answers  

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what is induction relay

1 Answers  

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what is the difference between RCCB and ELCB?

3 Answers  

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Define open loop control system.

0 Answers  

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what is the difference between delta delta and star delta connection transformer? why we use delta delta transformer since it need earthing transformer for grounding?

0 Answers  

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why neutral grounding transformer is used for generator and why it is not used for transformers?

1 Answers   UPCL,

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Why is the electric shock from the DC supply is more dangerous than the shock from AC supply.

8 Answers   IBM,

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which will glow brighter?bulb 1 (110v,100w) and bulb 2 (230v.200w) series connection

6 Answers   EnPower India,

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How induction stove works?

1 Answers  

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how can i improve the power factor in domestic (230v)

0 Answers   Epcos,

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