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The emf of a battery is 2V and its inter...

The emf of a battery is 2V and its internal resistance is `0.5Omega` the maximum power which it can deliver to any external circuit will be

A

8 watt

B

4 watt

C

2 watt

D

None of the above

Text Solution

Verified by Experts

The correct Answer is:
C
`U =2/(0.5 + 0.5) = 2 A`
`P = I^(2)R =(2)^(2) xx 0.5 = 2 W`
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