Physics: THERMAL PHYSICS Topical Past Paper Questions

(a) Outline, by reference to Newton's third law, how a gas in a container exerts pressure on the container walls. (b) State one difference between an ideal gas and a real gas. (c) Two containers of volume $ 0.20 \, m^3 $ and $ 0.10 \, m^3 $ are filled with an ideal gas. The press…

Ceres is a dwarf planet in the asteroid belt. The following data are available. $$ \begin{aligned}Mean~distance~of~Ceres~from~the~Sun&=4.4\times10^{11}m\\ Mean~power~output~of~the~Sun&=3.8\times10^{26}W\end{aligned} $$ (a) (i) Determine the mean temperature of Ceres assuming that…

A solar heating panel is placed on the roof of a house in order to heat water in a storage tank. The rest of the roof is covered with tiles. (a) On a certain day, the intensity of the solar radiation that is incident perpendicular to the surface of the panel is $ 680 \, Wm^{-2} $…