February 25, 2017

Homework Help: Physics

Posted by Tiffany on Monday, March 4, 2013 at 5:11pm.

A battery with an emf of 7.9 V and internal resistance of 1.37 Ω is connected across a load resistor
R.If the current in the circuit is 0.88 A, what is the value of R?
Answer in units of Ω

What power is dissipated in the internal resistance of the battery?
Answer in units of W

How do you set this problem up?

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