Question

A car starts moving along a line, first with
acceleration a = 2 m/s2, starting from rest
then uniformly and finally decelerating at
the same rate and comes to rest. The total
time of motion 10 s. The average speed
during the time is 3.2 m/s. How long does the
car moved uniformly?
(a) 4 s
(b) 6 s
(C) 5
(d) 3s
​

Answer 1

Answer:

I a. 4s

Explanation:

Please 5 star

Thank you