Question

A particle is moving in a circle of radius 'r' with a constant speedy. Then change in velocity after
the particle has travelled a distance equal to
of the circumference of the circle is
a) Zero
b) 0.500
c)0.785 d)0.125​

Answer 1

Answer:

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Explanation:

Velocity will be zero because initial and the final position is in one place and there is no displacement.