Question

A cyclist travelling starts from rest and accelerates at a rate of 2m/s2. How long does it take the cyclist to reach a velocity of 20m/s?

Answer 1

Answer:

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Explanation:

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Answer 2

Explanation:

A = Change in Velocity (ΔV) divided by Change in Time (ΔT)

A = 2m/s2

ΔV = 20m/s

Therefore time to reach the new speed is

ΔT = ΔV / A

ΔT = 20m/s / 2m/s2

ΔT = 10s