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Electronics and Communication Engineering - Analog Electronics - Discussion

Discussion Forum : Analog Electronics - Section 1 (Q.No. 17)
Analog Electronics
17.
In a CE amplifier the input impedance is equal to the ratio of
ac base voltage to ac base current
ac base voltage to ac emitter current
ac emitter voltage to ac collector current
ac collector voltage to ac collector current
Answer: Option
Explanation:

Input is applied to base with emitter grounded. The input impedance is the ratio of ac base voltage to ac base current.

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