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Question
In the metre bridge experiment shown in the figure, the balance length AC corresponding to null deflection of the galvanometer is x. What would be the balance length if the radius of the wire AB is doubled?
Options
4x
2x
x
`"x"/2`
MCQ
Diagram
Solution
x
Explanation:
The length of the balancing wire is unaffected by its cross-sectional area.
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