Power Electronics MCQs with answers Page - 27

Here, you will find a collection of MCQ questions on Power Electronics. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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Q. In rectifier circuits, the rms value of ac component of output voltage is equal to

  • (A) Vrms
  • (B) 0.5 Vrms
  • (C) (Vrms - Vdc)0.5
  • (D) (Vrms2- Vdc2)0.5

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Q. A UJT exhibits negative resistance characteristics when

  • (A) Current is less than valley current
  • (B) Current is less than peak current
  • (C) Current is more than peak current but less than valley current
  • (D) None of the above

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Q. In rectifier circuits, ripple factor RF and form factor FF are related as

  • (A) RF = (FF2- 1)0.5
  • (B) RF = FF
  • (C) RF = FF - 1
  • (D) RF = (FF - 1)0.5

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