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  • A body is in a pure rotation. The linear speed of a particle, the distance r of the particle fro

A body is in a pure rotation. The linear speed \mathrm{v} of a particle, the distance r of the particle from the axis and the angular velocity \omega of the body are related as \omega=v / r thus -
 

Option: 1

\mathrm{\omega \propto r^{-1}}
 


Option: 2

\omega \propto r
 


Option: 3

\omega=0
 


Option: 4

\omega is independent of r


Answers (1)

best_answer

We know that \mathrm{v=r\omega}

                       \mathrm{\omega=\frac{v}{r}}

\mathrm{\omega} is independent \mathrm{g\: and\: r}

Hence option 4 is correct.

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