Power Electronics MCQs: Top 7 Basic Power Electronics MCQs you should Never Forget

Today you’ll learn the top 7 Basic MCQs that are most important for everyone studying Power Electronics. Test your basic knowledge of power electronics.

Also learn: Power Electronics MCQs

a. Which one of the following is not a Power diode:

  1. General purpose diode
  2. Fast recovery diode
  3. Schottky diode
  4. None of these

Answer: 4. None of these

All of these are types of power diodes

b. The output voltage in a ____________ regulator is always lower than input voltage:

  1. Boost
  2. Buck
  3. Both of these
  4. None of these

Answer: 4. Buck

c. SCR is a ________________ device:

  1. Uni-directional
  2. Bi-directional
  3. Tri-directional
  4. Quad-directional

Answer: 1. Uni-directional

d. The load voltage in a four quadrant converter is:

  1. Positive
  2. Negative
  3. Both of these
  4. None of these

Answer: 3. Both of these

e. Triac is a _______________ device which __________ a Gate terminal:

  1. Unilateral, contains
  2. Bilateral, contains
  3. Unilateral, does not contain
  4. Bilateral ,does not contain

Answer: 2. Bilateral, contains

f. A DC Chopper is actually a:

  1. DC to AC Converter
  2. AC to DC Converter
  3. AC to DC and then Back to DC converter
  4. DC to DC Converter

Answer: 4. DC to DC Converter

g. A MOSFET is:

  1. A Power transistor
  2. A type of diode
  3. A power diode
  4. Not a transistor

Answer: 1. A Power transistor

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