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In the given circuit, the valuue of R so...

In the given circuit, the valuue of `R` so that thermal power generated in `R` will be maximum is:

A

`10Omega`

B

`12Omega`

C

`8Omega`

D

`6Omega`

Text Solution

Verified by Experts

The correct Answer is:
B

For maximum power,
`R=r_(eq)=(20xx30)/(20+30)=12Omega`
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