9 In the figure the potentiometer wire of length 1 100 cm and resistance 9...
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9 In the figure the potentiometer wire of length 1 100 cm and resistance 9 22 is joined to a cell of emf E 10 V and internal resistance 12 Another cell of emf E2 5 V and internal resistance r2 20 is connected as shown The galvanometer G will show no deflection when the length AC is a 50 cm A E 10 V 12 G E 5 V 12 22 b 55 E C 20 Up B b a
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