15-10-2018
Physics

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A van increased in speed from 20 km/h to 30 km/h in 5s. Calculate the acceleration

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29-10-2018

acceleration= change in velocity/ time taken

final velocity =30kmph =
30/60km/s=
0.5km/s

initial velocity=20kmph
=20/60km/s
=0.33km/s

change in velocity=0.5-0.33
=0.17m/s

acceleration=0.17/5
=0.034m/s^2

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