03-10-2020
Physics

contestada

a car travelling at a velocity of 15ms -1 due north speeds up uniformly to a velocity of 30 ms -1 in 3 seconds. Calculate the acceleration.

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03-10-2020

Answer:

5 m/s²

Explanation:

Given:

v₀ = 15 m/s

v = 30 m/s

t = 3 s

Find: a

v = at + v₀

30 m/s = a (3 s) + 15 m/s

a = 5 m/s²

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