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26/10/2021 6:32 pm
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A car is travelling along the road at 8 ms-1. It accelerates at 1 ms-2 for a distance of 18 m. How fast is it than travelling?
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26/10/2021 6:35 pm
Initial velocity, u = 8 m/s
Acceleration, a = 1 m/s2
Distance, s = 18 m
Using relation, v2 = u2 + 2as
v2 = (8)2 + 2 x 1 x 18
v2 = 64 + 36 = 100
v = \(\sqrt{100}\) = 10 m/s