$A$ battery is of $\mathrm{emf}$ $E$ is being charged from a charger such that positive terminal of the battery is connected to terminal $A$ of charger and negative terminal of the battery is connected to terminal $B$ of charger. The internal resistance of the battery is $r$.
  • APotential difference across points $A$ and $B$ must be more than $ E.$
  • B$A$ must be at higher potential than $B$
  • C
    In battery, current flows from positive terminal to the negative terminal
  • D
    All of the above
Medium
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