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When unknown resistance and a resistance of `5 Omega` are used in left and rigt gaps of meter bridge the balance point is 50 cm. The balancing point of `5Omega` resistance is now connected in seriece to the resistor in right gap

A

20 cm

B

33.3 cm

C

60 cm

D

60 cm

Text Solution

Verified by Experts

The correct Answer is:
B
`(X)/(R)=(l)/(100-l)`
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