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Power Electronics

Power Electronics
The device that does not have the gate terminal is ___________.

FET
Diac
Triac
SCR

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

 None of above.
 BJT.
 MOSFET.
  Power dioed.

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

  200 A.
 20 A.
 600 A.
 400 A.

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Power Electronics
Typical range of thyristor turn OFF time is

 3 - 500 µs.
 3 - 50 µs.
 3 - 10 µs.
  3 - 100 µs.

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Power Electronics
What may happen high dV / dt?

  Both A and B.
 Unwanted turn ON.
 Anyone of these.
 Breakdown of J2 junction.

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Power Electronics
A GTO can be turned on by applying

  Positive gate signal.
 Positive drain signal.
 Positive source signal.
 None of these.

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