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A ball is travelling with uniform translatory motion. This means that
(a) it is at rest.
(b) the path can be a straight line or circular and the ball travels with uniform speed.
(c) all parts of the ball have the same velocity (magnitude and direction) and the velocity is constant.
(d) the centre of the ball moves with constant velocity and the ball spins about its centre uniformly.

Answers (1)

The answer is the option (c) All particles of the ball have the same velocity (magnitude and direction), and the velocity is constant.

Explanation: Uniform motion or uniform translatory motion is the one in which all the particles of a body move in a straight line and with the same velocity.

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