Question

a car is moving with A speed of 20m/s and it is stopped in 1min. find Its acceleration
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Answer 1

Explanation:

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Answer 2

Answer: Acceleration=Speed or velocity/time.

Car's initial velocity(u)=20m/s

Car's final velocity(v)=0m/s.

Time=1min=60 seconds.

Acceleration(a)=(v-u)/t.

a=0-20/60=-20/60=-1/3.

Acceleration(a)=-0.33m/s²