P-Channel and N-Channel Field Effect Transistor (FET) Multiple Choice Questions And Answers

11. In P-channel FET the current is due to

   A.Electrons

   B.Holes

   C.Both holes and electrons

   D.Either holes or electrons

12. In a FET

   A.The channel is lightly doped and gate is heavily doped

   B.The channel is lightly doped and gate is lightly doped

   C.The channel is heavily doped and gate is lightly doped

   D.The channel is heavily doped and gate is heavily doped

13. In a FET

   A.One junction has reverse bias on one side and forward bias on the other

   B.Both the junctions are reverse biased

   C.One junction has reverse bias on both sides of the junction

   D.One junction is reverse biased and the other forward biased

14. A FET

   A.Depends on the variation of a magnetic field for its operation

   B.Has three P-N junctions

   C.Depends on the variation of the depletion layer width with reverse voltage, for its operation

   D.Has two P-N junctions

15. n-channel FETs are superior to p-channel FETs because

   A.They have high switching time

   B.Mobility of electrons is greater than that of holes

   C.They consume less power

   D.Mobility of electrons is smaller than that of holes

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