Heat And Thermodynamics

A black body at temperature \(127^{\circ} \mathrm{C}\) radiates heat at the rate of \(5 \mathrm{~cal} / \mathrm{cm}^2 \mathrm{~s}\). At a temperature \(927^{\circ} \mathrm{C}\), its rate of emission in units of \(\mathrm{cal} / \mathrm{cm}^2 \mathrm{~s}\) will be