The ratio among most probable velocity, mean velocity and root mean square velocity is given by

Options

A. `1 : 2 : 3`
B. `1 : sqrt(2) : sqrt(3)`
C. `sqrt(2) : sqrt(3) : sqrt(8"/"pi)`
D. `sqrt(2) : sqrt(8"/"pi) : sqrt(3)`

Answer

D

Explanation

` alpha : v : u = sqrt(2) : sqrt((8)/(pi)) : sqrt(3)`.