Comparing to AC transmission, corona & R in DC transmission is……. a) lower b) higher c) same

3 Answers  

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Can we parallel lise the secondary side of the two similiar transformers with same voltage ration, imp, but with different vector groups.. ( for ex. 11 KV / 6.6KV two trfs but different vector groups can we parallelise both of them ,, what happens if we parallelise them

1 Answers  

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How can we decide the fualt levels of sub-stations?

2 Answers   Bhel, Enercon, Prakash Industries,

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Hi, My question is our total motor load is 55 kw.so what cable size required for main supply. Please reply

1 Answers   Maryam Enterprises,

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Why we use d.c. meger in a.c. induction motor?

1 Answers  

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At present how many HVDC lines are there in india

18 Answers   HAL, Infosys, KSEB, Kuntham,

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Can 33kva/415v transformer be run underground? If the answer is yes why and if the answer is no why?

0 Answers   4T Technologies,

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why is  use the star and delta connection and difference

1 Answers  

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Why the transmission lines are in 11kV, 22kV, 33kv, and why not 10kV,20kV, 30kV?

2 Answers   Bhel,

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what effect will 10 milliampere current cause to human body ???

1 Answers  

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Why frequency changes due to load variation in power system ? i.e why when load increases frequency decreases?

0 Answers   Madina Group,

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what is IP 55 & IP 54 ?

1 Answers  

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