Junction Field Effect Transistor (JFET) Multiple Choice Questions And Answers


31. Saturation region of a JFET is also known as.........region


   A.Pinch off

   B.Analog

   C.Source

   D.Ohmic


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D.Ohmic

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32. A JFET can operate in


   A.Only depletion mode

   B.Only enhancement mode

   C.Both depletion and enhancement modes

   D.Neither depletion nor enhancement modes


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A.Only depletion mode

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33. The characteristics of JFET are similar to


   A.MOSFET

   B.SCR

   C.Triode

   D.Pentode


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D.Pentode

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34. When a JFET is pinched off, the depletion layers are


   A.Conducting

   B.Close together

   C.Touching

   D.Far apart


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B.Close together

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35. Whenever a JFET operates above pinch-off voltage


   A.Drain current starts decreasing

   B.Drain current increases steeply

   C.Depletion regions become smaller

   D.Drain current remains nearly constant


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D.Drain current remains nearly constant

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