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In a common base configuration the emitt...

In a common base configuration the emitter current changes by `5mA` when emitter voltage is changed by `200 mV` at a fixed collector to base voltage. The input resistance is.

A

`40 Omega`

B

`1000Omega`

C

`2.5Omega`

D

`4Omega`

Text Solution

Verified by Experts

The correct Answer is:
A
`V_(BE)=I_(e)=R_(i)`
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