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ECE Objective Questions { Bipolar Junction Transistor }



92. The input impedance of a transistor connected in arrangement is the highest.
A. common emitter
B. common collector
C. common base
D. none of the above

93. The output impedance of a transistor connected in arrangement is the highest.
A. common emitter
B. common collector
C. common base
D. none of the above

94. The phase difference between the input and output voltages in a common base arrangement is
A. 180?
B. 90?
C. 270?
D. 0?

95. The power gain of a transistor connected in arrangement is the highest.
A. common emitter
B. common base
C. common collector
D. none of the above

96. The phase difference between the input and output voltages of a transistor connected in common emitter arrangement is
A. 0?
B. 180?
C. 90?
D. 270?

97. The voltage gain of a transistor connected in arrangement is the highest.
A. common base
B. common collector
C. common emitter
D. none of the above

98. As the temperature of a transistor goes up, the base-emitter resistance
A. decreases
B. increases
C. remains the same
D. none of the above

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