Question

Consider a car initially at rest, starts to move along a straight road first with
acceleration 2
5ms
, then with uniform velocity and finally decelerating at 2
5ms
, before
coming to a stop. Total time taken from start to end is t 25s  . If the average velocity
during that time is 72kmph, the car moved with uniform velocity for a time of
1) 15 s 2) 30 s 3) 155 s 4) 2 s

Answer 1

Answer:

2seconds 4th one

Explanation:

4st one bro tikhe