85. When drain voltage equals the pinch-off voltage, then drain current with the increase in drain voltage.
A. decreases
B. increases
C. remains constant
D. none of the above

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86.  If the reverse bias on the gate of a JFET is increased, then width of the conducting channel
A. is decreased
B. is increased
C. remains the same
D. none of the above

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87. A MOSFET has ___ terminals.
A. two
B. five
C. four
D. three

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88. A MOSFET can be operated with
A. negative gate voltage only
B. positive gate voltage only
C. positive as well as negative gate vltage
D. none of the above

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89. A JFET has power gain.
A. small
B. very high
C. very small
D. none of the above

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90. The input control parameter of a JFET is
A. gate voltage
B. source voltage
C. drain voltage
D. gate current

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91. A common base configuration of a pnp transistor is analogous to of a JFET.
A. common source configuration
B. common drain configuration
C. common gate configuration
D. none of the above

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