Question

a car starting from rest , picks up the vilocity of 20m/s in 40s find the acceleration of car
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Answer 1

Answer:

Distance = Speed × Time

Distance = 20×40 m = 800m

Acceleration = 40/20m/s = 2m/s

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Answer 2

given:-

u=0m/s

v=20m/s

t=40sec.

a=?

solution:-

we know,

a=v-u/t

a=20-0/40

a=1/2ms^2