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In Ques. 34, if the discharged battery is charged by an external emf sourece, is the terminal voltage of the battery during charging greater of smalle

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In Ques. 34, if the discharged battery is charged by an external emf sourece, is the terminal voltage of the battery during charging greater of smaller than its emf 12 V?
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During charging of the battery, the current flows from the positive to negative terminal inside the cells of battery. Then terminal potential difference is given by `V= epsilon +Ir` , Hence V muct be greater than 12V, during charging.
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