Questions
The Velocities of four molecules of a gas are 3m/s, 4m/s and 6m/s. the root mean square velocity Vrms is
a
8 m/s
b
6 m/s
c
4 m/s
d
2 m/s
detailed solution
Correct option is C
Since we have Vrms=V12+V22+V32+V42412we get Vrms=3+9+16+36412 ⇒Vrms=6441/2=4 m/sTalk to our academic expert!
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The rms velocity of a gas at a certain temperature is times than that of the oxygen molecules at that temperature. The gas can be
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