Answer / k.prakashchandra

Neutral CT should be identical to line CT s for REFR

1)Why potential transformer primary site grounded? 2)can be loop between neutral & body for grounding? 3)What is the difference between ELCB &RCCB? 4)Why we use iron core in transformer insted of wooden core? 5)what is the principle of excitation? 6)Why we test the core balance test for transformer? 7)what is creepage?What is the creepage length for insulators at different voltages? 8)How much type of relays used for differential protection of generator,transformer & busbar protection?

5 Answers  

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how we decide scurt (disc) of insulator with respect to kv rating

1 Answers  

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the input mechanical power of a single alternator is increased,its RPM increased but in case of an alternator synchronised with grid its RPM does not increased with increase of input mechanical power. why?

3 Answers   Bhel,

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why the voltage and current in a long transmission line are called travelling wave?

0 Answers   UIU,

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what is mean by potential and potential free contacts

2 Answers  

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What are the different types of controllers?

0 Answers  

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I need bhel previous year quetion papers for electrical engineering department.I searched but i could not find out

0 Answers  

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i have been tasked with a design of protection, metering and control(PMC) relay panel extension to accommodate all PMC relays.There is an already existing panel where this one will be built.What are the design aspects for this kind of project? thank you.

0 Answers  

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IN 3 phase induction motor where we give i/p supply & how its working ?

2 Answers  

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How to convert KW to KVA or KVAR OR kvar/kva to kw?

8 Answers  

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what is surge suppressor?

5 Answers   Essar,

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why ht cable end termination don't have a gland?

0 Answers   Private,

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