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Power Electronics

Power Electronics
After peak point, the UJT operates in the ___________ region.

Saturation
None of these
Cut-off
Negative resistance

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Power Electronics
SITH is also known as

 None of these.
 Filled controlled rectifier.
  Filled controlled diode.
 Silicon controlled rectifier.

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Power Electronics
Which one is most suitable power device for high frequency (>100 KHz) switching application?

 Microwave transistor.
  Power MOSFET.
 Schottky diode.
 BJT.

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Power Electronics
Calculate the maximum voltage that can be safely blocked by the string shown in figure, if maximum allowable leakage current is 2 mA?

 2 KV.
 10 KV.
 6 KV.
  8 KV.

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Power Electronics
COOLMOS device can be used in application up to power range of

 100 KVA.
 1 KVA.
 500 VA.
  2 KVA.

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Power Electronics
A diac is ___________ switch

A mechanical
None of these
A d.c.
An c.

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