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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

  200 A.
 400 A.
 600 A.
 20 A.

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Power Electronics
Which semiconductor device acts like a diode and two transistor?

  Triac.
 Diac.
 UJT.
 SCR.

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Power Electronics
Leakage current flows through the thyristor in

 reverse blocking mode.
  both forward and reverse blocking mode.
 forward conduction mode.
 forward blocking mode.

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Power Electronics
Which of following is not a power transistor?

 IGBTs.
  TRIAC.
 COOLMOS.
 SITS.

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

  Power dioed.
 MOSFET.
 None of above.
 BJT.

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Power Electronics
During reverse recovery time

 charge carrier of junction J1 is swept out.
  both B and C.
 charge carrier of junction J2 recombined.
 charge carrier of junction J3 is swept out.

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