plz answer ASAP
A cell when connected to an external resistance of 2 ohms shows a p.d. of 1.2V . If the 2 ohm resistance is replaced by 1 ohm resistor the p.d. drops to 1 V .
Calculate -
a) E.M.F.
b) internal resistance of the cell
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mmanbe26:
So sorry for the last mistake....internal resistance=(voltage drop/current) plz pardon me
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