Answer / guest

for pulse width modulation

Answer / raxit

because IGBT is a voltage control device which is easy to control, it doesn't required commutation circuit. and it's SOA
is large.

Answer / sunil kumar

high efficiency and fast switchinghave & very high current
handling capabilities in the order of hundreds of amperes
with blocking voltages of 6000 V.

Answer / nandhakumar

it is also used for the interfacing purpose

what is the sludge current

0 Answers  

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While HT line put on to activate ACB in low tention panel VCB tripping instantly.why it happens

0 Answers   Engineering,

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Whether power factor should be high or low? Why?

0 Answers  

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which fault is severe and why?between lll fault and lllg fault which fault is severe and y?

0 Answers   GE,

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why air handling unit interloking in case of fire

3 Answers  

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How size of Earth Strip is determined for a particular Fault current.

1 Answers  

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what is the minimum recommended leakage current of an earthed cable connected to the body or skid of an alternator

0 Answers  

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why we decide alternating wave form in ac system and not in dc system

2 Answers   GMR,

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what is the difference between on line & off line UPS

3 Answers  

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when we connect a CT in the line will there be any loses in the line due to the mutual inductance of the CT.

1 Answers  

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What value(high/low) of diversity factor is desired in power system and why? How such value is achieved?

1 Answers  

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11kv/0.433kv, 2 mva , transformer , for protection and metering how many CT/PT are required?

24 Answers   Bhilai,

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