Question

Is some force required to move a body uniformly along a circle? why? ​

Answer 1

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When a body is moving in a circle, its speed remains same but velocity changes due to change in the direction of motion of body. According to first law of motion, force is required to change the state of a body. As in circular motion the direction of velocity of body is changing so the acceleration cannot be zero.

Answer 2

Answer:

yes

Explanation:

it is the centripetal force so that the radius not changed