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Power Electronics

Power Electronics
A diac has ___________ terminals.

None of these
Four
Three
Two

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Power Electronics
Snubber circuit is used with SCR

 anti parallel.
 either series or parallel.
 in series.
  in parallel.

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Power Electronics
When the temperature increases, the intrinsic stand off ratio ___________.

Essentially remains the same
None of these
Decreases
Increases

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Power Electronics
Which of the following is used in SCR to protect from high dV / dt?

  Snubber circuit.
 Circuit breaker.
 Equalizing circuit.
 Fuse.

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Power Electronics
Which of following is not a power transistor?

  TRIAC.
 COOLMOS.
 SITS.
 IGBTs.

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Power Electronics
A triac has ___________ semiconductor layers.

Two
Five
Four
Three

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