Thermal Propert...

The lowest pressure (the best vaccum) that can be created in laboratory at $$20^{\circ}C$$ is $$10^{-10}\ mm$$ of $$Hg$$. At this pressure, the number of ideal gas molecules per $$cm^{3}$$ will be

The S.I. unit of universal gas constant is

Under which of the following conditions is the law $$pV=RT$$ obeyed most closely by a real gas?

A piece of ice is floating in a jar containing water. When the ice melts, then the level of water :

Which of these does not require a medium ?

The table lists the melting points and the boiling points of four different substances. Which substance is a liquid at $${0}^{o}C$$?

What is the name of the process of heat transfer using electromagnetic waves?

How much heat energy in Joules is necessary to raise the temperature of $$5kg$$ of water from $${20}^{o}$$ to $${100}^{o}$$?

Which of the following gives evidence to kinetic theory of gases?

The mode of transfer of heat which requires no medium, is called as: