Transistor Multiple Choice Questions And Answers


36. Which of the following is lightly doped?


   A.Base

   B.Emitter

   C.Collector

   D.None of the above


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A.Base

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37. The transistor used in amplifier circuits operate in.........region


   A.Active

   B.Reverse

   C.Cut-off

   D.Saturation


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A.Active

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38. Collector current remains constant in ......... region


   A.Inverted mode

   B.Cut off

   C.Saturation

   D.Active


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D.Active

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39. The arrow in a transistor represents


   A.The direction of conventional current

   B.The direction of flow of electrons

   C.The opposite direction of conventional current

   D.None of the above


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A.The direction of conventional current

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40. The base is lightly doped


   A.To provide a long life time for the injected electrons

   B.To avoid the risk of generation of more that

   C.To reduce the life time of the injected electrons from the emitter

   D.Any of the above


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A.To provide a long life time for the injected electrons

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