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JEE Mains 27-July-2022 Shift 2 Solved Paper

Section: Physics
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Question : 52 of 90
 
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In the given figure of meter bridge experiment, the balancing length AC corresponding to null deflection of the galvanometer is 40‌cm. The balancing length, if the radius of the wire AB is doubled, will be _________ cm.
[27-Jul-2022-Shift-2]
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