An airplane accelerates from 20 m/s to 50 m/s in 3 s what was the acceleration? a. 0 m/s2
b. 10 m/s2
c. 5 m/s2
d. 11 m/s2

b. 10 m/s^2

Explanation:

a=v-u

t

a=*50-20)/3

=30/3

=10 m/s^2

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amplitude

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