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ECE Objective Questions { Bipolar Junction Transistor }



99. 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

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

101.  Ic = EI IB +____
A. IcBo
B. lc
C. IcEo
D. a IE

102. '___ = ?1 + C 1 ? CC B
A. 'CEO
B. IcB0
C. lc
D. (1 ? a) IB

103. IC? ? _aIB+ 1
A. IcBo
B. IcE0
C. lc
D. IE

104. BC 147 transistor indicates that it is made of
A. germanium
B. silicon
C. carbon
D. none of the above

105.  'CEO = (__) ICB0
A.13
B. 1 + a
C. I +
D. none of the above

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