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A series battery of six cells each of em...

A series battery of six cells each of `emf 2 V` and internal resistance `0.5 Omega` is charged by a `100 V dc` supply. What resistance should be used in the charging circuit in order to limit the charging current to `8 A`. Using this relation , obtain (a) the powwer supplied by the dc source, (b) the power dissipated as heat , and (c) the chemical energy stored in the battery in `15 min`.

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