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In the given circuit, no current is pass...

In the given circuit, no current is passing through the galvanometer. If the cross-sectional diamter of `AB` is doubled then for null point of galvanomter the value of `AC` would

A

`x`

B

`x//2`

C

`2x`

D

None

Text Solution

Verified by Experts

The correct Answer is:
A
Null point does not depends upon area of cross sections of wire `AB`.
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