Q73
The amplifier circuit shown below uses a silicon transistor. The capacitors CC and CE can be assumed to be short at signal frequency and the effect of output resistance r0 can be ignored. If CE is disconnected from the circuit, which one of the following statements is TRUE?
The amplifier circuit shown below uses a silicon transistor. The capacitors CC and CE can be assumed to be short at signal frequency and the effect of output resistance r0 can be ignored. If CE is disconnected from the circuit, which one of the following statements is TRUE?
A.
The input resistance Ri increases and voltage gain Ai decreases
AnswerB.
The input resistance Ri decreases and voltage gain Ai increases
C.
Both input resistance Ri and voltage gain Av decreases
D.
Both input resistance Ri and voltage gain Av increases
Answer: Option A
Solution
Answer: Option A
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