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Rotational Dynamics — Physics STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 SciencePhysicsRotational Dynamics1 Mark
Question
If a particle in UCM has linear speed $2 \mathrm{~m} / \mathrm{s}$ and angular speed $5 \mathrm{rad} / \mathrm{s}$, what is the magnitude of the centripetal acceleration of the particle?
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Answer

The magnitude of the centripetal acceleration of the particle is $a_p=\omega v=(5)(2)=10 \mathrm{~m} / \mathrm{s}^2$

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