1.

The temperature of a ideal gas is increased for 100 k to 400k. If at 100 K the root mea square velocity of the gas molecules is v, at 400K it becomesA. 4vB. 2vC. v/2D. v/4

Answer» Correct Answer - B
`C_(rms)=sqrt((3RT)/(M))` or `C_(rms)alphasqrt(T)`
`((C_(rms))_(T_(2)))/((C_(rms))_(T_(1)))=sqrt((T_(2))/(T_(1)))=sqrt((400)/(100))=2`
`(C_(rms))_(T_(2))=2(C_(rms))_(T_(1))=2xxv=2v`


Discussion

No Comment Found

Related InterviewSolutions