Two spheres of same radius \( R \) have their densities in the rati...

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Two spheres of same radius \( R \) have their densities in the ratio \( 8: 1 \) and the ratio of their specific heats are \( 1: 4 \). If by radiation their rates of fall of temperature are same, then find the ratio of their rates of
\( \mathrm{P} \) losing heat.
W
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