Physics · 2022
JEE Main · 27 July 2022, Shift 2 · Q52
In the given figure of meter bridge experiment, the balancing length AC corresponding to null deflection of the galvanometer is 40 cm. The balancing…
In the given figure of meter bridge experiment, the balancing length AC corresponding to null deflection of the galvanometer is $\displaystyle 40$ cm. The balancing length, if the radius of the wire AB is doubled, will be \_\_\_\_ cm.
Official answer
40
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JEE Main 2022 Physics question, with the answer from NTA’s final answer key. Where our answers come from.