In the rainy season,on a clear night,the black seat of a bicycle becomes wet because:

Regarding black body radiation,which one of the following is the $WRONG$ statement?

If $25\%$ of the total incident radiation $Q = 500 \, J$ is absorbed and $105 \, cal$ is transmitted,calculate the percentage of reflected power.

Why do we wear white or light-coloured clothes in summer and dark-coloured clothes in winter?

If Earth did not have an atmosphere,the temperature would be . . . . . . .

Two identical objects $A$ and $B$ are at temperatures $T_A$ and $T_B$ respectively. Both objects are placed in a room with perfectly absorbing walls maintained at temperature $T$ $(T_A > T > T_B)$. The objects $A$ and $B$ attain temperature $T$ eventually. Which one of the following is the correct statement?