Question

A particle is moving in a circular path of radius 1 m with uniform speed 5√5 ms-1 as shown in figure. The magnitude of change in velocity between points A
and B is
(1) Zero
(2) 20 ms-1
(3) 10√5 ms-1
(4) 3√5ms-1​

Answer 1

Answer:

10√5ms -1

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