When a body moves uniformly along a circle, then:

Its velocity changes but speed remain the same.

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Its speed changes but velocity remains the same.

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Both speed and velocity change.

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Both speed and velocity don't change.

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Solution

The correct option is A
Its velocity changes but speed remain the same.

Uniform motion means that the speed is constant. But since it is moving in a circle, the direction of motion continuously changes. Hence, its velocity changes but speed remain the same.

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When a body moves uniformly along a circle, then:

The correct option is A Its velocity changes but speed remain the same. Uniform motion means that the speed is constant. But since it is moving in a circle, the direction of motion continuously changes. Hence, its velocity changes but speed remain the same.

The correct option is A
Its velocity changes but speed remain the same.

Uniform motion means that the speed is constant. But since it is moving in a circle, the direction of motion continuously changes. Hence, its velocity changes but speed remain the same.