A car is moving on a straight road with uniform acceleration. The speed of the car varies with time as follows :


Time (s)



Speed (m/s)



0


2


4


6


8


10



4


8


12


16


20


24



Draw the speed-time graph by chooding a convenient scale. From this graph :


(i) Calculate the acceleration of the car.


(ii) Calculate the distance travelled by the car in 10 seconds.

(i) the acceleration of the car is2 m/s2


(ii) the distance travelled by the car in 10 seconds is 140 m


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