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Hint nr and V E Ir 54 A cell of emf E is connected across...

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Hint nr and V E Ir 54 A cell of emf E is connected across a resistance r The potential difference between the terminals of the cell is found to be V The internal resistance of the cell must be To 2 E V V 1 2 r Hint V E IR and V Ir calculate R row maximum current from a combination of cells how should the cells be grouped 2 E V r E E V r V 3 4 E V r

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