Exam Questions Papers

Q1:
In the following transistor circuit VBE = 0. 7 V, rc = 25mV/IE, and β and the capacitance are very large

The mid-band voltage gain of the amplifier is approximately

A - 180

B - 120

C - 90

D - 60

ANS:D - - 60

Midband voltage gain = R'L = 3k || 3k = RC || RL = 1.5k Thus .



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