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Transistors – 2 – 8

86. The base-emitter resistance ……..

(a) decreases
(b) increases
(c) remains the same
(d) none of the above

ANSWER

EXPLANATION

87. The voltage gain of a transistor connected in common collector arrangement is …………

(a) equal to 1
(b) more than 10
(c) more than 100
(d) less than 1

ANSWER

EXPLANATION

88. The phase difference between the input and output voltages of a transistor connected in common collector arrangement is ………..

(a) 180º
(b) 0º
(c) 90º
(d) 270

ANSWER

EXPLANATION

89. IC = βIB + ………..

(a) ICBO
(b) IC
(c) ICEO
(d) αIE

ANSWER

EXPLANATION

90. IC=α/(1-α)IB+……….

(a) ICEO
(b) ICBO
(c) IC
(d) (1-α)IB

ANSWER

EXPLANATION

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