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Displacement of COM:Application

A particle is...

Question

A particle is moving along a circular path. The angular velocity, linear velocity, angular acceleration, and centripetal acceleration of the particle at any instant respectively are $\to ω, \to v, \to α$ , and $_{c}$ . Which of the following relations is not correct?

\to ω ⊥ \to v

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\to ω ⊥ \to α

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\to ω ⊥_{c}

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\to v ⊥_{c}

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Solution

The correct option is B $\to ω ⊥ \to α$
Angular acceleration and angular velocity are along the axis of circular path. So they can't be perpendicular to each other.

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