A car starts from rest and accelerates uniformly over a time of 5.21 seconds for a distance of 110 m. Determine the acceleration of the car.

Question

Physics

Korbin

17 October, 05:13

A car starts from rest and accelerates uniformly over a time of 5.21 seconds for a distance of 110 m. Determine the acceleration of the car.

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Richard Franco · Answer 1

Distance (s) = (initial velocity (u) * time) + (0.5*acceleration (a) * time (t) ²)

s=110 m, t=5.21 s, u = 0 m/s

110 = (0*5.21) + (0.5*a*5.21²)

a = 110 / (0.5*5.21²) = 8.10 m/s²