What is the electrical difference between Earthing Switch (ES) and Maintenance Earthing Switch (MES)?

1 Answers  

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why in america the supply frequency is applied as 60 HZ. but in india we use 50 HZ.

1 Answers   Elcom International, HCL, NTPC, OMC,

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i need bhel question papers.

5 Answers   Bhel,

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What is principle of Floroscent tube 36watt.

0 Answers   Diamiller, NDPL, Trident Hilton,

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BRIEFELY EXPLAIN MEGGAR PRINCIPLE

2 Answers  

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What is the distance between each insulator in 33kv transformer and how can it calculate

0 Answers  

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Why the rating of the HT breakers are in 1250 Amp, while the load on the breaker is around 50 Amp. ?

9 Answers   Wipro,

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Practical applications of series connected resistances? 

1 Answers  

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what is the use of vector group in transformer. means what r the application of various vector groups?

5 Answers  

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how we could know that generator running anti clockwise with seeing the rotating direction of prime mover or engine

1 Answers  

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The Howland current source produces a A Unidirectional floating load current B Bidirectional single-ended load current C Unidirectional single-ended load current D Bidirectional floating load current

0 Answers  

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There are a trformer and an induction machine. Those two have the same supply. For which device the load current will be maximum? And why?

0 Answers  

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