Question

If the balance point is obtained at the 35th cm in a metre bridge the resistances in the left and right gaps are in the ratio of
A. `13:7`
B. `11:9`
C. `7:13`
D. `2:3`

Answer 1

Correct Answer - C
For balanced bridge,
`(X)/(R)=(l_(x))/(l_(r))=(35)/(65)=(7)/(13)`