aarelyu aarelyu

20-09-2022
Physics

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A motorcycle starts from rest and accelerates to a speed of 20 m/s in a time of 8s. What is the motorcycle’s average acceleration?

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alexbob alexbob

20-09-2022

Answer: Acceleration=Change in speed/time

=(20–8)/10

=1.2m/s²

We can find the distance travelled by using the kinematic equation

S=ut+½at²

S=8*10+½*1.2*100

S=80+0.6*100

S=80+60

S=140m

Explanation: hope this helps and good lucky!!

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