Answer / k.prakashchandra

to limit the current by lowering the voltage

Answer / anshul shekhar

diff. comp. gen. has much higher voltage than terminal
voltage at no load, also these gen. are not damaged by
short circuit. in welding evert time electrodes touhes the
working part, so suitable for welding.

what is diode? and what it is used for ?

3 Answers  

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in railways why we use the power in 10,20 30kv,why not in the multiple of 11kv

2 Answers  

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How u can give the overload setting to any motor protection relay for a HT motors with formula and Example?

0 Answers   OCL,

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why do we use LPF wattmeter not UPF in the experiment of no load and blocked rotor test of 3phase slipring induction motor?

3 Answers   Matrix,

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What is meant by Reactor in power system and what are the uses?

11 Answers   EEE,

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In which reason, one end of CT secondry get connected with Earthed? Normaly S1 of CT. Why????

1 Answers  

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considering the 3phase and single phase ac system the load applied and the volage given is same...will the current differs for both the cases are it wil remain same?

5 Answers  

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when we use neutral line as grounding.

1 Answers  

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why the carbon brushes are used heat created rotating parts in eiectricity

1 Answers  

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Why ground terminal is used in pot meter 10k ohms

0 Answers   Mahle,

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what is the effect of power factor on DG supply,i mean to say what will the effect if we add capactors on dg supply.

4 Answers   HCL,

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WHY SEPARATELY EXCITED MACHINE NEEDS EXCITATION BY DC SUPPLY WHY NOT BY AC

0 Answers  

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