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LINEAR MOTION PRACTICE QUESTION 1. A car accelerates frm 20 ms -1 with an acceleration of 2 ms -2. What is the velocity after 8 second? 2. A velocity of a rocket travelling at 2000 ms -1 increase to 6000 m s -1 after moving through a distance of 80 km. Calculate the time for the rocket to reach this velocity 3. Starting from rest , a sprinter reaches his top velocity in 3 second s. He runs a distance of 24 m in the 3 second . Wh at is his acceleration SOLUTION LINEAR MOTION GRAPH PRACTICE QUESTION 1. (a) What is the deceleratio n from t = 10 s to t = 13 s? (b) What is the displacement of the motorcycle during the first 13 s? (c) For how long is the motorcycle travelling towards the south? (d) What is the final displacement of the motorcycle at t = 20 s? (e) What is the average ve locity of the motorcycle for the whole journey? SOLUTION