Question

A racing car has a uniform acceleration of 8ms. What distance will it cover in 20sec after the start?
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Answer 1

Explanation:

a =(vf -vi) / t

8=(vf-0)/30

8=vf/30

vf=240m/s

d={(vf + vi)/2}•t

d= {(240 + 0)/2}•20

d=120•20

d=2400 m

Answer 2

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