Physics · 2022
JEE Main · 25 June 2022, Shift 2 · Q35
A copper block of mass 5.0 kg is heated to a temperature of 500°C and is placed on a large ice block. What is the maximum amount of ice that can…
A copper block of mass $\displaystyle 5.0$ kg is heated to a temperature of $\displaystyle 500$°C and is placed on a large ice block. What is the maximum amount of ice that can melt?
[Specific heat of copper : $\displaystyle 0.39 \mathrm{~J} \mathrm{~g}^{-1}{ }^{\circ} \mathrm{C}^{-1}$ and latent heat of fusion of water : $\displaystyle 335$ $\displaystyle \mathrm{J} g^{-1}$ ]
Official answer
(3)
2.$\displaystyle 9$ kg
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JEE Main 2022 Physics question, with the answer from NTA’s final answer key. Where our answers come from.