21-11-2019
Physics

contestada

a ball is launched vertically at 60m/s. how long until it reaches maximum height?

Respuesta :

MathPhys MathPhys

21-11-2019

Explanation:

At the maximum height, the velocity is 0.

Given:

v₀ = 60 m/s

v = 0 m/s

a = -9.8 m/s²

Find: t

v = at + v₀

(0 m/s) = (-9.8 m/s²) t + (60 m/s)

t = 6.1 s

Round as needed.

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