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Passage : A battery E(A) of 123 volts ...

Passage :
A battery `E_(A)` of 123 volts emf internal resistance `0.4Omega` and a battery `E_(B)` of 117 V emf and internal resistance `0.6Omega` supplies a current to load resistance `R_(L)` through four wires of resistors `R_(A)=1.2Omega, R_(B)=1Omega, R_(C )=1.4Omega and R_(D)=1.4Omega` as shown in figure.

The value of load resistance for maximum load power is

A

`1.5Omega`

B

`3Omega`

C

`4.5Omega`

D

`6Omega`

Text Solution

Verified by Experts

The correct Answer is:
A
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