Question

velocity of the stone in 3s​

Answer 1

Answer:

Average speed=Distance travelledTime taken. Returning to the example of the stone launched upwards with initial velocity 30 m/s: the average speed for the first three seconds is 453=15 m/s

Answer 2

Average speed=Distance travelledTime taken. Returning to the example of the stone launched upwards with initial velocity 30 m/s: the average speed for the first three seconds is 453=15 m/s.

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Content - Average velocity and average speed