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Power Electronics

Power Electronics
Typical range of thyristor turn OFF time is

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

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Power Electronics
The UJT may be used as ___________.

A sawtooth generator
None of these
A rectifier
Am amplifier

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Power Electronics
The normal way to turn on a diac is by ___________.

None of these
Gate voltage
Breakover voltage
Gate current

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Power Electronics
The latching current of GTO should be of order

 1 A.
  500 mA.
 2 A.
 100 mA.

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Power Electronics
A triac is equivalent to two SCRs ___________.

In series
In parallel
None of these
In inverse-parallel

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Power Electronics
Which of following is normally ON device

  SIT.
 IGBT.
 TRIAC.
 BJT.

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