Physics · 2020
NEET 2020 · 13 September · Code E1 · Q174
The quantities of heat required to raise the temperature of two solid copper spheres of radii r_1 and r_2( r_1=1.5 r_2) through 1 K are in the ratio:
The quantities of heat required to raise the temperature of two solid copper spheres of radii $\displaystyle \mathrm{r}_1$ and $\displaystyle \mathrm{r}_2\left(\mathrm{r}_1=1.5 \mathrm{r}_2\right)$ through $\displaystyle 1$ K are in the ratio :
Official answer
From NTA’s final answer key for this paper.
(1)
$\displaystyle \frac{27}{8}$
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NEET (UG) 2020 Physics question, with the answer from NTA’s final answer key. Where our answers come from.