Question

the brakes are applied to a car produce an acceleration of 6 metre per second square the opposite direction to the motion if the car takes 2 second to stop after the applicant brake calculate the distance travel during the time
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Answer 1

Hey mate here is your answer __________ _________________________________________

Explanation:

v=0

t=2s

a=6m/s^2

v=u+ at

0=u+(-6)*2

0+6/2=u

u=3m/s

2as=v^2-u^2

2*(-6)*s=(0)^2-(3)^2

-12*s=0-9

s=(-9)/(-12)

s=0.75m

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