May 28, 2016

Homework Help: College Physics

Posted by Lanise on Saturday, February 6, 2010 at 10:36pm.

When switch S is open, the voltmeter V of the battery reads 3.13 . When the switch is closed, the voltmeter reading drops to 2.90 , and the ammeter A reads 1.70 . Assume that the two meters are ideal, so they do not affect the circuit.
emf= V

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