Answer / mani0786

copper loss & iron loss for transformer/earth resistence
/voltage fluctuation for ht panel

what is current

53 Answers   Bio Enterprises, CLG, TCS,

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A powerplant has 8 gensets operating in grid parallel mode. In one genset sometimes there is pf variation and kvar variation. The plant operates in pf mode. When this variation is observed the load is stable, voltage is also stable, freq and genset speed is also stable. How will you check the functioning of pf card. What shall be the ideal output vdc of the pfc, from there it is input to AVR?

0 Answers  

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A 2083kva AVR was tested, phase to ground shows continuity, what is the implications

0 Answers  

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Does Lightening arrest requires Earthing?..

5 Answers  

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When batteries are connected in series the voltage increases but the current remains unchanged, how can this be? When you consider ohm's law. i.e. If voltage increases, current increases, providing resistance remains the same.

10 Answers  

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How can we save electrical cost i.e switchgear, wiring, conduiting etc in a room?

1 Answers  

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The basis on which voltage selection of motor is done i.e. either HT or LT.

1 Answers   DAE,

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what is differnt between metering CTs an protection CTs

10 Answers  

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what is the avr

6 Answers   ArcelorMittal, Heidelberge Cement,

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how to calculate AH of a battery?

8 Answers   Exide,

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our scope called one core cable for distribution system so we like to use 4 core cable with one equipment grounding conductor so what kind of technical reasons i can say that the 4core is better then 1 core,

2 Answers   Elite Construction,

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can any one help me for my ups inter view , list out few basic technical ups question with answer.

1 Answers  

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