How to calculate no of EARTH PIT? Describe the formula as per IS standard?

0 Answers  

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why commutator is attached with only dc macine

8 Answers   ONGC,

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what is the problem when i want to close a circuit breaker by local position it closes well.but when i close it in remote position it trips

0 Answers   KPCL, MDIM,

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HOW TO CALCULATE THE LOSSES OF CURRENT FOR LT CABLE JOINTING TO MOTOR SUPPLY.

2 Answers  

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explain the functions of main isolation switches

0 Answers   Zesa,

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which are the criterias needed to select the kind of neutral earthing(solid earthing,resistance earthing,etc.) at various voltage levels in electrical distribution?

0 Answers  

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pls tell me about ups internal connection & we have given only 3 phase supply to ups system how get 4 wire (R Y B N )

0 Answers   Bhel, IBM,

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what is the difference between power transformer & distribution transformer and what are their ratings respectively?

4 Answers  

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Frequency of rotor emf in induction motor is around A same as stator frequency B 50% C 5 % or below D 30%

1 Answers  

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why in an electrical lab a bulb connected to supply goes off slowly when the main supply is switched off?

2 Answers  

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what is the diffrence between capasitor and battery?

2 Answers  

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What are the different types of transformers present in the Transmission and Distribution system?

2 Answers  

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