Physics · 2023
JEE Main · 25 January 2023, Shift 1 · Q6
A bowl filled with very hot soup cools from 98^° C to 86^° C in 2 minutes when the room temperature is 22°C. How long it will take to cool from 75°C…
A bowl filled with very hot soup cools from $\displaystyle 98^{\circ} \mathrm{C}$ to $\displaystyle 86^{\circ} \mathrm{C}$ in $\displaystyle 2$ minutes when the room temperature is $\displaystyle 22$°C. How long it will take to cool from $\displaystyle 75$°C to $\displaystyle 69$°C ?
Official answer
From NTA’s final answer key for this paper.
(3)
1.$\displaystyle 4$ minutes
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JEE Main 2023 Physics question, with the answer from NTA’s final answer key. Where our answers come from.