Physics · 2021
JEE Main · 22 July 2021, Shift 2 · Q23
In 5 minutes, a body cools from 75^° C to 65^° C at room temperature of 25^° C. The temperature of body at the end of next 5 minutes is \ \ \ \ ^° C.
In $\displaystyle 5$ minutes, a body cools from $\displaystyle 75^{\circ} \mathrm{C}$ to $\displaystyle 65^{\circ} \mathrm{C}$ at room temperature of $\displaystyle 25^{\circ} \mathrm{C}$. The temperature of body at the end of next $\displaystyle 5$ minutes is \_\_\_\_ $\displaystyle { }^{\circ} \mathrm{C}$.
Official answer
57
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JEE Main 2021 Physics question, with the answer from NTA’s final answer key. Where our answers come from.