HEY! Need an answer urgently!
In the figure, the potentiometer wire AB of length L and
resistance 9r is joined to the cell D of emf ε and internal
resistance r. The cell C’s emf is ε/2 and its internal resistance
is 2r. The galvanometer G will show no deflection when the
length AJ is--:
1)4L/9 2)5L/9. 3)7L/18 4)11L/18
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dont know bro
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