Answer / arun r

its block High frequency signal in to swith yard for eg PLCC communication use high freq ,high freq signal sent to other ss upto wave trap 

what is ripple ??? what is harmonics ?

3 Answers   ABB,

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In what voltage EHT works(133/132/33/66kv?

3 Answers   Adhunik,

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dear friends, we are use 130 hp load run with 0.98 power factor ( 38KVAR capacitor connected ). if we need improve the the power factor to 1 (unity). how much kvar capacitor to be add. have any formula? please share with me.

3 Answers   Reliance,

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7. Why AC motors, AC bulbs etc... are donot operated by DC signals? and Why DC motors, DC bulbs etc... are donot operated by AC signals?

2 Answers   Bhel,

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Can we Co-ordinate relay in Load Break switch?

0 Answers   Bhel,

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What will Happened if the polarity of CT is changed?

13 Answers  

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Explain the different regions in frequency response?

0 Answers  

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Whether 3 phase induction motorwith 100 hp capacity , Amp 160 for which sensitive earth fault relay , type CTUM 15 can be used?

0 Answers   ONGC,

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How reverse power relay sense the power is reverse in the system.

2 Answers  

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what is the principle of tubelight ??? what is the function of starter and choke ???

1 Answers  

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wat is the function of an inductor? examples.....

4 Answers  

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how to select a cap,when a fan is required 2.5 micro ferad cap,then how we know about 1 hp motor?

1 Answers  

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