Four particles have velocities $1, 0, 2$ and $3$ m/s. The root mean square velocity of the particles (definition wise) is?

3.5

m/s

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\sqrt{3.5}

m/s

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1.5

m/s

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\sqrt{\frac{14}{3}}

m/s

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Solution

The correct option is B $\sqrt{3.5}$ m/s
Root mean square of the particle $U_{r m s}$ $= \sqrt{\frac{1^{2} + 0^{2} + 2^{2} + 3^{2}}{4}} = \sqrt{3.5} m / s$

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Four particles have velocities 1,0,2 and 3 m/s. The root mean square velocity of the particles (definition wise) is?

The correct option is B √3.5 m/sRoot mean square of the particle Urms=√12+02+22+324=√3.5m/s

Four particles have velocities $1, 0, 2$ and $3$ m/s. The root mean square velocity of the particles (definition wise) is?

The correct option is B $\sqrt{3.5}$ m/s
Root mean square of the particle $U_{r m s}$ $= \sqrt{\frac{1^{2} + 0^{2} + 2^{2} + 3^{2}}{4}} = \sqrt{3.5} m / s$