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Power Electronics

Power Electronics
The latching current of SCR is 20 mA. Its holding current will be

  10 mA.
 40 mA.
 23 mA.
 60 mA.

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Power Electronics
The device that does not have the gate terminal is ___________.

Diac
FET
Triac
SCR

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Power Electronics
Which of the following is not a characteristic of UJT?

Negative resistance
Bilateral conduction
Intrinsic stand off ratio
Peak-point voltage

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Power Electronics
Which triggering is the most reliable?

  Forward voltage triggering.
  Thermal triggering.
  dV / dt triggering.
  Gate triggering.

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Power Electronics
A diac is simply ___________.

A triac without gate terminal
A three junction device
A single junction device
None of these

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

Decreases
Increases
Essentially remains the same
None of these

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