# science

A 12V battery has 6cells in series. The E.m.f of the battery is 13.8V and the load drawing 10amp is connected to the battery. THe PD is now 12.0V. Calculate the internal resistance per cell of the battery

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1. This is worded in a way I'm not familiar with but I'm guessing extra 1.8 V is lost to internal resistance.
So
R = V/i = 1.8/10 divided among the 6 cells.

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posted by Chanz

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