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Power Electronics

Power Electronics
IGBT combines the advantages of

 SITs and MOSFETs.
 BJTs and SITs.
 None of these.
  BJTs and MOSFETs.

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Power Electronics
Dynamic equalising circuit is useful

 to limit dV / dt of SCR.
 to limit di / dt of SCR.
 for voltage equalisation.
  both B and C.

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Power Electronics
A diac has ___________ terminals.

Four
None of these
Two
Three

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Power Electronics
Light triggering mainly used in

  all of these.
 medium voltage direct current transmission.
 low - voltage direct current transmission.
  high voltage direct current transmission.

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Power Electronics
A triac is a ___________ switch

None of these
Mechanical
Unidirectional
Bidirectional

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Power Electronics
Which triggering is the most reliable?

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

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MORE MCQ ON Power Electronics

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