Answer Posted / dinesh naik

SCR is semi-controlled device i.e gate can only turn on it
but it cant turn off (commutation circuits are required for
this).
IGBT can be turn on & turn off by gate signal.

What is transistor biasing?

984

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power line carrier communication interview quetion

3616

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What is modulation? Explain in detail.

986

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What is sweep time?

932

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What is meant by commutation?

1043

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Describe the operation of series inverter with aid of diagrams. Describe an expression for output frequency, current and voltages. What are the disadvantages of basic series inverter?

1239

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What is meant by unidirectional or half-wave ac voltage controller?

969

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What is step down chopper?

1013

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Explain the main application of scr in electronic field as well as in software field?

1052

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what is the difference between DVB-S& DVB-S2

1845

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define flyback converter.

1067

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why ,in CE configuration amp the output is 180 deg phase shift....?

2569

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how to calculate qty. of random rubble masonary in retaining wall?

2239

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can i give the short discription to "window size" , "Time out" "piggybacking" in sliding window flow control.

1891

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wat book i can refer to succeed in isro exam ...and where i can get the last 5 years questions

3502

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