desalvojonathan9181 desalvojonathan9181

13-06-2022
Physics

contestada

What is the initial velocity of a ball that starts at 2.4 meters, is in the air for a total of 4.7 seconds and travels a distance of 18.6 meters

Respuesta :

bgaines659 bgaines659

13-06-2022

Answer:

the initial velocity is 3.9

Explanation:

v=D/T

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indrawboy indrawboy

14-06-2022

h=vi.t-1/2gt²

(18.6-2.4)=vi x 4.7-1/2 x 10 x (4.7)²

16.2=vi x 4.7 - 110.45

vi=26.95 m/s

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