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MHT CET Physics question

PhysicsExperimental SkillsMHT CET

Two equal resistances are put in the gaps of metre bridge the shift in the null point, when an equal resistance is connected in series with the resistance in left gap will be :

Answer: (A)

Solution

Initially the null point is at 50 cm; after adding R to the left gap, gives cm, a shift of 16.67 cm; the

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Question ID VK-045003