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Question: The rms speed of O<sub>2</sub> is v<sub>1</sub>, N<sub>2</sub> is v<sub>2</sub> and that of the He i...

The rms speed of O2 is v1, N2 is v2 and that of the He is v3. If we taken the mixture of equal amount of v1, v2 and v3 then the rms velocity of N2 in the mixture is –

A

v12+v22+v323\frac{v_{1}^{2} + v_{2}^{2} + v_{3}^{2}}{3}

B

(v1 v2 v3)1/2

C

v1 + v3

D

v2

Answer

v2

Explanation

Solution

Conceptual