Asked by Carolina
A student throws a set of keys vertically upward to his fraternity brother, who is in a window 3.95 m above. The brother's outstretched hand catches the keys 1.80 s later. (a) With what initial velocity were the keys thrown?
Answers
Answered by
Henry
d = Vo*t + 4.9t^2 = 3.95m,
Vo*1.8 + (-4.9)(1.8)^2 = 3.95,
1.8Vo - 15.876 = 3.95,
1.8Vo = 3.95 + 15.876 = 19.826,
Vo = 11m/s.
Vo*1.8 + (-4.9)(1.8)^2 = 3.95,
1.8Vo - 15.876 = 3.95,
1.8Vo = 3.95 + 15.876 = 19.826,
Vo = 11m/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.