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Power Electronics

Power Electronics
The typical time of rising time lies between

 10 - 20 µs.
  1 - 4 µs.
 40 - 60 µs.
 90 - 100 µs.

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Power Electronics
Maximum power loss occurs during

 spread time.
 all.
 delay time.
  rise time.

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Power Electronics
When the temperature increases, the inter-base resistance (RBB) of a UJT ___________.

Decreases
Increases
None of these
Remains the same

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Power Electronics
Power transistor are type of

 MOSFETs.
 IGBTs.
 BJTs.
  All of above.

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Power Electronics
A triac has ___________ semiconductor layers.

Three
Two
Four
Five

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

  N1.
 P1.
 P2.
 N2.

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