s7shara7lNkris s7shara7lNkris

21-11-2016
Physics

contestada

If a 75-kg skater starts his skate at 8.0m, at his lowest point (height = 0), what is
his velocity?
...?

Respuesta :

syed514 syed514

21-11-2016

mgh= 1/2 m v^2
gh= 1/2 v^2 9.8 * 8= 1/2 v^2
solve for v
V = sqrt(2gH)where H = 8 m.

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