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Questions  >>  CBSE XII  >>  Physics  >>  Current Electricity
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Q)

A storage battery of emf $8.0 V$ and internal resistance $0.5 \Omega$ is being changed by a $120\;V$ DC supply using a series resistor of $15. 5 \Omega$ What is the terminal voltage of the battery during changing ?

$\begin{array}{1 1} 10.5\;V \\ 7\;V \\ 11.5\;V \\ 11\;V \end{array} $

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