Asked by mercedes

An old battery with an emf of 9.0 V has a terminal voltage of 7.8 V when it is supplying a current of 1.5 mA. What is the internal resistance of the battery?

800 Ω
900 Ω
400 Ω
600 Ω

11 years ago

Answered by Henry

See 12:35 PM post.

11 years ago

Answered by Anonymous

Henry, that doesn't help the time travelers from the future....

10 years ago

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Asked by mercedes

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