KTGHard
Question
The reason for the absence of atmosphere on moon is that the :
Options
A.Value of vrms of the molecules of gas is more than the value of escape velocity
B.Value of vrms of gas is less than escape velocity
C.Value of vrms is negiligible
D.None of the above
More KTG Questions
A fixed container is fitted with a piston which is attached to a spring of spring constant k. The other end of the sprin...Two thermally insulated vessels 1 and 2 are filled with air at temperatures (T1, T2), volume (V1, V2) and pressure (P1, ...Starting with the same initial conditions, an ideal gas expands from volume V1 to V2 in three different ways. The work d...A box contains N molecules of a gas. If the number of molecules is doubled, then the pressure will:-...Temperature at which the velocity of sound in O2 is the same as that on N2 at 27oC is approximately...