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In a common emitter transistor amplifier...

In a common emitter transistor amplifier, the output resistance is `500KOmega` and the current gain `beta=49`. If the power gain of the amplifier is `5xx10^(6)`, the input resistance is

A

`165 Omega`

B

`198 Omega`

C

`225 Omega`

D

`240 Omega`

Text Solution

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The correct Answer is:
D
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