In the figure, the potentiometer wire of...

In the figure, the potentiometer wire of length `l = 100 cm` and resistance `9 Omega` is joined to a cell of emf cell of emf `E_(2) = 5 V` and internal resistance `r_(2) = 2 V` is connected as shown. The galvanometer is show no deflection when the length AC is

50 cm

55.55 cm

52.67 cm

54.33 cm

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