Transistor Amplifier Multiple Choice Questions And Answers


31. In amplifier circuit, biasing of transistor is necessary to


   A.Fix the value of current amplification

   B.Establish suitable D.C working conditions

   C.Ensure that transistor is saturated

   D.Ensure that transistor is cutoff


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A.Fix the value of current amplification

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32. The configuration in which current gain of transistor amplifier is lowest is


   A.Common base

   B.Common collector

   C.Common emitter


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A.Common base

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33. The configuration in which voltage gain of transistor amplifier is lowest is


   A.Common base

   B.Common collector

   C.Common emitter


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B.Common collector

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34. The configuration in which input impedance of transistor amplifier is lowest is


   A.Common base

   B.Common collector

   C.Common emitter


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A.Common base

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35. The configuration in which output impedance of transistor amplifier is highest is


   A.Common base

   B.Common collector

   C.Common emitter


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A.Common base

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