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Power Electronics

Power Electronics
A diac has ___________ terminals.

Four
None of these
Three
Two

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Power Electronics
Switching frequency of SITH is

 60 KHz.
 10 KHz.
 5 KHz.
  100 KHz.

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Power Electronics
A step up chopper has input voltage 110 V and output voltage 150 V. The value of duty cycle is

  0.27.
  0.67.
  0.32.
  0.45.

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Power Electronics
A modern power semiconductor device that combines the characteristic of BJT and MOSFET is

 GTO.
  IGBT.
 FCT.
 MCT.

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Power Electronics
A diac has ___________ semiconductor layers

None of these
Four
Two
Three

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

Increases
Decreases
Remains the same
None of these

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