Physics · 2022
JEE Main · 29 July 2022, Shift 1 · Q33
If t =√ x +4, then ((d x)/(d t))_t =4 is:
If $\displaystyle \mathrm{t}=\sqrt{x}+4$, then $\displaystyle \left(\frac{\mathrm{d} x}{\mathrm{~d} t}\right)_{\mathrm{t}=4}$ is :
Official answer
(2)
zero
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JEE Main 2022 Physics question, with the answer from NTA’s final answer key. Where our answers come from.