Q. 9 The amplifier circuit shown below uses a silicon transistor. The capacitors and
can be assumed to be short at signal frequency and effect of output resistance
can be ignored. If
is disconnected from the circuit, which one of the following statements is true
(A) The input resistance increases and magnitude of voltage gain
decreases
(B) The input resistance decreases and magnitude of voltage gain
increases
(C) Both input resistance and magnitude of voltage gain
decreases
(D) Both input resistance and the magnitude of voltage gain
increases
Answer: A
Explanation: