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Power Electronics

Power Electronics
If the anode current is 800 A, then the amount of current required to turn off the GTO is about

 20 A.
  200 A.
 600 A.
 400 A.

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Power Electronics
A power MOSFET has three terminals called

 Collector, emitter and gate.
 Collector, emitter and base.
 Drain, source and base.
  Drain, source and gate.

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Power Electronics
Which of the following is not a characteristic of UJT?

Bilateral conduction
Peak-point voltage
Negative resistance
Intrinsic stand off ratio

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Power Electronics
The V-I characteristics for a triac in the first and third quadrants are essentially identical to those of ___________ in its first quadrant

UJT
SCR
None of these
Transistor

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Power Electronics
Which following is a two terminal three layer device?

 MOSFET.
 None of above.
 BJT.
  Power dioed.

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Power Electronics
In a P1N1P2N2 thyristor which layer is less doped ?

  N1.
 N2.
 P2.
 P1.

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