NDA 2021 Physics question

Physics Laws of Motion NDA 2021

A uniform motion of a car along a circular path experiences

(A)a change in speed due to a change in its direction of motion.
(B)a change in velocity due to a change in its direction of motion.Correct
(C)a change in momentum due to no change in its direction of motion.
(D)a constant momentum due to a change in its direction of motion.

Answer: (B)

Solution

In uniform circular motion the speed is constant but the direction of motion changes continuously, so

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Question ID VK-031959