In a balanced metre bridge, the segment of wire opposite to a resistance of 70 , is 70 cm. The unknown resistance is

MHT CET Physics question

In a balanced metre bridge, the segment of wire opposite to a resistance of is 70 cm. The unknown resistance is

Answer: (A)

In a balanced metre bridge the resistances are in the ratio of the corresponding wire lengths: corresponds to 70 cm, so X corresponds

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Question ID VK-044990