Field Effect Transistor (FET) Multiple Choice Questions And Answers


6. The gate input current of a FET is of the order of


   A.Amperes

   B.Microamperes

   C.Miliamperes

   D.Hundreds of nano amperes


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D.Hundreds of nano amperes

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7. Which of the following is the common features between FETs and bipolars?


   A.Difficult to bias

   B.Low voltage gain

   C.Low input impedance

   D.Current controlled devices


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D.Current controlled devices

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8. In the ohmic region, the FET can be used as


   A.Voltage variable capacitor

   B.Voltage variable inductor

   C.Voltage variable resistor

   D.None of the above


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C.Voltage variable resistor

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9. The drain of FET is analogous to......... of BJT


   A.Emitter

   B.Base

   C.Collector

   D.Substrate


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C.Collector

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10. FETs are preferred to BJTs at high frequencies because they are


   A.Less noisy

   B.Capable of handling highest frequencies

   C.Easy to fabricate

   D.All of the above


✔ View Answer


A.Less noisy

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