Answer / praveen kumar gupta

Nothing happen if earthing is firm otherwise AC and DC will
mix and give unwanted wave shape and it will be harmfull if
that wave shape is significant for the system .

What is the effect of interchanging core(made of steel) and winding(made of copper) material in case of transformer? Give proper explanation in regard to different losses in transformer.

0 Answers  

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What is the function of semicon in 33kv ht cable ?

4 Answers   Denson, Finolex,

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what type of motor is used in fan

6 Answers  

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What is the difference IN MCCB's between thermal magnetic and electronic tripping system ?

0 Answers  

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Whether we used insulated line for 33KV supply. what we called it.

1 Answers  

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what is mean Boost voltage and what is working principle of Tube light

2 Answers   Trimax,

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the total iron closs in a transformer core at normal flux density was measured at 25hz and 5ohz and was found to be 250w and 800w respectively.the hysteresis loss at 50hz would be................?????

1 Answers   ABB,

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In which connection the distribution T/F is connected? a) ▲ / Y b) Y / ▲ c) ▲ / ▲ d) Y / Y

4 Answers  

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Classical power system stability was mainly focussed on rotor angle stability but modern power system stability has more focus on voltage stability.Why?

4 Answers  

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how to converate kva to kw ?

4 Answers  

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generally on the roadside v hav 11kv line which is being step down to 440v line to line....so any1 can tell me which type of transformer they r using whether it is star to delta,delta to star etc...???

9 Answers   Core Solutions,

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why we are not giving the zone 1 trip command to the master trip relay

0 Answers  

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