Asked by Jacob
A football is kicked at ground level with a speed of 17.7 m/s at an angle of 39.8 ∘ to the horizontal.
How much later does it hit the ground?
Answer=> t=_____ s
Express your answer using three significant figures and include the appropriate units.
How much later does it hit the ground?
Answer=> t=_____ s
Express your answer using three significant figures and include the appropriate units.
Answers
Answered by
Henry
Vo = 17.7 m/s[39.8o].
Yo = 17.7*sin(39.8) = 11.33 m/s. = Vert. component of Vo.
Y = Yo + g*Tr = 0.
11.33 - 9.8Tr = 0, Tr = 1.16 s. = Rise time.
T = Tr+Tf. Tf = Tr.
T = Tr+Tr = 1.16 + 1.16 = 2.32 s.
Yo = 17.7*sin(39.8) = 11.33 m/s. = Vert. component of Vo.
Y = Yo + g*Tr = 0.
11.33 - 9.8Tr = 0, Tr = 1.16 s. = Rise time.
T = Tr+Tf. Tf = Tr.
T = Tr+Tr = 1.16 + 1.16 = 2.32 s.
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.