Bipolar Junction Transistor Multiple Choice Questions And Answers


36. In a BJT


   A.The base region is sandwiched between emitter and collector

   B.The collector is sandwiched between base and emitter

   C.The emitter region is sandwiched between base and collector

   D.None of the above


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A.The base region is sandwiched between emitter and collector

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37. Amplifiers and oscillators using BJT, operate in ...... region


   A.Inverted mode

   B.Active

   C.Cut off

   D.Saturation


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B.Active

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38. In a BJT as collector to base voltage increases the emitter current


   A.Remains same

   B.Increases slightly

   C.Decreases slightly

   D.Depends upon doping of the emitter region


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A.Remains same

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39. The BJT was invented by


   A.W.H Brattin

   B.Bardeen

   C.William Shockley

   D.All of the above


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D.All of the above

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40. The power rating of a BJT is determined by which of the following


   A.Collector base area

   B.Base width

   C.Heat sink

   D.Emitter base junction area


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A.Collector base area

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