Question

A car starting from rest, first moves with an acceleration
of 5 m/sec' for some times and then, after moving w..
a uniform speed for some time, starts deacclerating
at the same rate to come to rest in a total time of
25 second. The average velocity of the car over the
whole journey is 20 m/sec. For how long does it move
with a uniform speed-​

Answer 1

Answer:

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