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MCQs

Total Questions : 81 | Page 2 of 9 pages
Question 11. The input control parameter of a JFET is ___________
  1.    gate voltage
  2.    source voltage
  3.    drain voltage
  4.    gate current
 Discuss Question
Answer: Option A. -> gate voltage
Question 12. The input impedance of a JFET is ___________ that of an ordinary transistor
  1.    equal to
  2.    less than
  3.    more than
  4.    none of the above
 Discuss Question
Answer: Option C. -> more than
Question 13. A MOSFET uses the electric field of a ___________ to control the channel current
  1.    capacitor
  2.    battery
  3.    generator
  4.    none of the above
 Discuss Question
Answer: Option A. -> capacitor
Question 14. The source terminal of a JEFT corresponds to ___________ of a vacuum tube
  1.    plate
  2.    cathode
  3.    grid
  4.    none of the above
 Discuss Question
Answer: Option B. -> cathode
Question 15. A JFET has three terminals, namely ___________
  1.    cathode, anode, grid
  2.    emitter, base, collector
  3.    source, gate, drain
  4.    none of the above
 Discuss Question
Answer: Option C. -> source, gate, drain
Question 16. A JFET is a ___________ driven device
  1.    current
  2.    voltage
  3.    both current and voltage
  4.    none of the above
 Discuss Question
Answer: Option B. -> voltage
Question 17. A JFET has ___________ power gain
  1.    small
  2.    very high
  3.    very small
  4.    none of the above
 Discuss Question
Answer: Option B. -> very high
Question 18. A JFET is also called ___________ transistor
  1.    unipolar
  2.    bipolar
  3.    unijunction
  4.    none of the above
 Discuss Question
Answer: Option A. -> unipolar
Question 19. A common base configuration of a pnp transistor is analogous to ___________ of a JFET
  1.    common source configuration
  2.    common drain configuration
  3.    common gate configuration
  4.    none of the above
 Discuss Question
Answer: Option C. -> common gate configuration
Question 20. A MOSFET has ___________ terminals
  1.    two
  2.    five
  3.    four
  4.    three
 Discuss Question
Answer: Option D. -> three

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