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The angular velocity of a particle movin...

The angular velocity of a particle moving in a circle of radius `50 cm` is increased in 5 min from `100` revolutions per minute to `400` revolutions per minute. Find the tangential acceleration of the particle.

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The correct Answer is:
`[(pi)/(30)"rad "s^(-2) (ii) (5pi)/(3)cms^(-2)]`
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