Home
Class 12
PHYSICS
In a meter bridge circuit as shown in th...

In a meter bridge circuit as shown in the figure, the bridge is balanced when `AJ = 20` cm. On interchanging P and Q the balance length shifts by

A

zero

B

80 cm

C

40 cm

D

60 cm

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

A bridge circuit is shown in figure. The equivalent resistance between A and B will be

In a meter bridge, as shown in the figure, it is given that resistance Y = 12.5 Omega and that the balance is obtained at a distance 39.5 cm from end A (by jockey J). After interchanging the resistance X and Y, a new balance point is found at a distance l_(2) from end A. What are the values of X and l_(2) ?

A meter bridge setup is shown in the figure. If there is null deflection in galvanometer when length AC = 20 cm, then the value of resistance R is

In the potentiometer circuit shown in the figure the balance length AJ=60cm when switch S is open. When switch S is closed and the value of R= 5Omega , the b alance length AJ=50cm. The internal resistance of the cell C' is

In the figure shown wire AB has a length of 100 cm and resistance 8Omega . Find the balance point length l .

The figure below shows a wheatstone bridge with resistors P and Q having almost equal resistance. When R = 400 Omega , the bridge is in balanced condition. If on interchanging P and Q, the bridge is again balanced for R = 405 Omega , then the value of X is

Statement I: In the meter bridge experiment shown in figure, the balance length AC corresponding to null deflection of the galvanometer is x. If the radius of the wire AB is doubled, the balanced length becomes 4x. Statement II: The resistance of a wire is inversely proportional to the square of its radius.

The metre bridge wire AB shown in the adjoining figure is 100 cm long when AD = 30 cm, no deflection occurs in the galvanometer. The value of R is

In the given circuit a meter bridge is shown in balanced state. The value of X is

In the shown figure, bridge is balanced, the current flowing through 2Omega resistance is