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velocities of three molecules of a gas are 7,4 and 5 km/ sec., then their imsvelocity in km/sec will be(c) 4(d) 4/31. The ms velocity of molecules of a gas at temperature Tis Vms Then the root mean square of the component of velocity in ony oneparticular direction will be(a) vns3(c)Vms /3(d) 3rms

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