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A body starting from rest moves with uniform acceleration until it attains a speed of 100m/s after 20 s. It maintained this speed for the next 30s and came to rest by  uniformly deceleration in 30s. (a.) Find its acceleration.​

User Cory Nezin
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1 Answer

3 votes

Answer:

5m/s^2

Step-by-step explanation:


v_f=v_o+at

Since it started from rest:


100m/s=a(20s) \\\\a=5m/s^2

Hope this helps!

User Torrent Lee
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