How much current will it supply

Posted on 2014-01-03 10:57:00 in Physics by MICKY_008

 

A battery consists of 20 cells each of e.m.f 1.5 volts and internal resistance 0.2 ? connected five in series per row, four rows in parallel. If this battery is connected to an external resistance of 1.25 ? how much current will it supply?

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