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A dry cell delivering 2 A h a termin al ...

A dry cell delivering 2 A h a termin al voltage is 1.41V. What is the internal resistance of the cell if its open- circuit voltage is 1.59V?

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From V=E-ir we have `r=(E-V)/(1)=(1.59-1.41)/(2)=0.09Omega`
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