meowmeowkids1818 meowmeowkids1818

17-06-2022
Physics

contestada

A golfer hits a ball at a 38° angle to a 6.0 m elevated
green, and it lands 72 m away on the green.
a. Determine the flight time for the ball.
b. Determine the ball's speed when it leaves the club.

Respuesta :

indrawboy indrawboy

17-06-2022

h max = vi²sin²α/2g

6 = vi²sin²38°/20

vi²=316.59

vi=17.8 m/s

x=vi.t cos α

72=17.8 x t x cos 38°

t=5.13 s

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