1.An object travelling at 16 m/s accelerates to 40m/s taking 8s to do so. what is its acceleration? 2. The object has a mass of5kg. What force was required to produce this acceleration? 3. calculate the weight of the object on the Earths surface.
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Answer:
acceleration-3m/sec²
f-15 N
w-49N
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Answer:
1. u=16 , v=40 , t=8s
a= v-u/t
=40-16/8
=24/8 = 3m/s^-1
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