Physics · 2021
JEE Main · 3 August 2021, Shift 2 · Q16
If a man having the least distance of distinct vision of 50 cm, what should be the focal length of the spectacles for the man?
If a man having the least distance of distinct vision of $\displaystyle 50$ cm , what should be the focal length of the spectacles for the man ?
Official answer
(2)
$\displaystyle +50 c m$
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JEE Main 2021 Physics question, with the answer from NTA’s final answer key. Where our answers come from.