1. find the acceleration of an object that moves from rest (v = 0) to 40 m/s in 5s.
2. a truck traveling at 50km/h slows down to 30 km/h in 0.2.h finds its acceleration
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Step-by-step explanation:
a= v-u/t
a= 40-0/5
a= 40/5
a= 8
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