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Two batteries of different emf and internal resis†an ce connected in series with each other and with an external load resistor the current is 3 Awhen the polarity of one battery is reversed the current becomes 1Athe ratio of emf of two batteries is

Answer» Two batteries of different emf and internal resis†an ce connected in series with each other and with an external load resistor the current is 3 Awhen the polarity of one battery is reversed the current becomes 1Athe ratio of emf of two batteries is


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