In the given arrangement of experiment on metre bridge, if AD corresponding to null deflection of the galvanometer is X, what would be its value if the radius of the wire AB is doubled?

Question

In the given arrangement of experiment on metre bridge, if AD corresponding to null deflection of the galvanometer is X, what would be its value if the radius of the wire AB is doubled? (A) X (B) ( X /4) (C) 4 X (D) 2 X

Tardigrade Admin · Accepted Answer

The balancing length is independent of radius of the bridge wire.

Q. In the given arrangement of experiment on metre bridge, if AD corresponding to null deflection of the galvanometer is $X$ , what would be its value if the radius of the wire $A B$ is doubled?

$X$

$\frac{X}{4}$

$4 X$

$2 X$

The balancing length is independent of radius of the bridge wire.

Q. In the given arrangement of experiment on metre bridge, if AD corresponding to null deflection of the galvanometer is X, what would be its value if the radius of the wire AB is doubled?

X

4X​

4X

2X

The balancing length is independent of radius of the bridge wire.

Q. In the given arrangement of experiment on metre bridge, if AD corresponding to null deflection of the galvanometer is $X$ , what would be its value if the radius of the wire $A B$ is doubled?

$X$

$\frac{X}{4}$

$4 X$

$2 X$