Question : A car starting from rest, accelerates at the rate f through a distance S, then continues at constant speed for time t and then decelerates at the rate f/2 to come to rest. If the total distance travelled is 15S then
(a) S = ft
(b) S = (1/6) ft2
(c) S = (1/2) ft2
(d) None of the above
Answer : The right option is (d)
Solution :


