Transistor Multiple Choice Questions And Answers

21. ..................configuration has low thermal stability

   A.CE

   B.CB

   C.CC

   D.All of the above

22. Which of the following is the main advantage of an emitter-follower

   A.Maximum distortion

   B.Maximum efficiency

   C.Maximum gain

   D.Maximum output impedance

23. The voltage gain of CC configuration is

   A.Slightly more than unity

   B.Slightly less than unity

   C.Of the order 10 to 100

   D.High

24. When emitter junction is reverse biased and collector junction is forward biased the transistor is said to be in

   A.Cut off region

   B.Saturation

   C.Active region

   D.Inverted mode region

25. Transistor works as a closed switch when emitter junction is..........biased and collector junction is..........biased

   A.Reverse, forward

   B.Reverse, reverse

   C.Forward, reverse

   D.Forward, forward

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