A Best Way To Crack Gorenment Job Exams

ECE Objective Questions { FET and FET Amplifiers }

78. A JFET has three terminals, namely
A. cathode, anode, grid
B. emitter, base, collector
C. source, gate, drain
D. none of the above

79. A JFET is similar in operation to valve.
A. diode
B. pentode
C. triode
D. tetrode

80. A JFET is also called ____ transistor.
A. unipolar
B. bipolar
C. unij unction
D. none of the above

81.  A JFET is a __ driven device.
A. current
B. voltage
C. both current and voltage
D. none of the above

82. The gate of a JFET is __ biased.
A. reverse
B. forward
C. reverse as well as forward
D. none of the above

83. The input impedance of a JFET is ___ that of an ordinary transistor.
A. equal to
B. less than
C. more than
D. none of the above

84. In a p-channel JFET, the charge carriers are
A. electrons
B. holes
C. both electrons and holes
D. none of the above

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