Answer Posted / s.magi

It will damage the IGBT and also the power board of the drive.

What are two contours of nichols chart?

617

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what is capacitor voltage transformer?? how it is different from potential transformer?

1687

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what is the value of combined earthing in general electrical circiut?

1449

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Why efficiency of generator is higher than motor at a particular load?

1617

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We are planning to synchronized DG's with our captive plant in the event of black start of plant, but before sync we checked voltage of DG with our plant voltage and it varies from 5 V to 450 V. So in this condition how we can sync DG with plant ?

1086

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at meter room 50 hrc switch installed,but there are not get earthing proper,so what happen?and 11kv transformer out put going in to hrc main 400a three nog each? so earthing is require for all switch? (some customer made earthing at there home.)

1455

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What are the functions of different probes used in cro?

670

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How does zener phenomenon differ from avalanche breakdown?

686

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if in 3-phase system voltage=440V,frequency=60Hz, current=400A. then if it is single phase then current=? and if it is single phasing then current=?

2117

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How to apply 'c' license and also explain what is difference between 'c' and 'b'license.i am also working in one of the private company.i have finished my diploma in 2014 .i have already finished in ITI electrician course.....

1551

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how we can find of current direction(supply comming/out going direction) when a transmission line passing through sides.

1900

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What is the minimum IR value of HT/ LT cable? Pls post separetely!!!!!

1930

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What do you mean by an instrument transformer?

648

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Is it true that in the 3 phase transformer, the limbs of the core are at 45 dgrees to each other. if true, why?

1574

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If Polarization index of motor 8.75 at 500volts of medium voltage 4.16 KV motor what this mean winding good or bad pl answer if any reffrence book give me the link

1718

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