Question

A car starts from rest with acceleration a and then
retards to rest with retardation b on a straight line
such that total time of journey is T. The distance
covered by the car during this journey is
(1) abT/a+b
(2) abT^2/2(a +b)
(3)abT/2(a+b)
(4)aß T^2/(a+ß)​

Answer 1

Answer: 2nd option

Explanation: see the picture