Question

a bus decreases its speed from 72 km/h in 3 s. find acceleration of the Bus?

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Answer 1

Explanation:

v=0

u=72 km/h=20m/s

t=3

a=v-u/t

a=0-20/3

a=-6.6666...m/s^

hope it helps

Answer 2

given :

u = 20 m/s

t = 3sec

v = 0 m/s

we know that

v = u +at

a = -20/3 = 6.66 m /s ^2

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