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

 Circuit breaker.
  Snubber circuit.
 Fuse.
 Equalizing circuit.

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Power Electronics
Delay time is defined by the interval when

 gate current increases from 90 % to 100 % of its final value.
 anode current reaches 10 % from forward leakage current.
 anode voltage drops from 100 % to 90 % of its actual value.
  all of these.

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