At a pressure of $24 \times {10^5}\,dyne/c{m^2}$, the volume of ${O_2}$ is $10\, litre$ and mass is $20\, gm.$ The $r.m.s.$ velocity will be....... $m/sec$
  • A$800$
  • B$400$
  • C$600$
  • D
    Data is incomplete
Diffcult
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