Question

A ball is placed at rest at the top of a hill. It travels with

constant acceleration for the first 12 second and reaches a

speed of 4m/s. It then decelerates at a constant rate of 0.1

ms-2

for 20 seconds. It then travels at a constant speed for

a further 18 seconds.

Draw a speed-time graph for the ball over the course of this 50

seconds.​

Answer 1

which class question it is

Answer 2

Explanation:

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