Asked by sonya
You fire your potato gun horizontally from shoulder height, which is 190 cm above the ground. The potato strikes the ground 30 m away from you. What was the initial speed of the potato?
Answers
Answered by
Henry
h = 1.9 m.
Dx = 30 m.
h = 0.5g*t^2 = 1.9 m.
4.9t^2 = 1.9
t^2 = 0.388
Tf = 0.623 s. = Fall time.
Dx = Xo * Tf = 30
Xo * 0.623 = 30
Xo = 48.2 m/s. = Initial speed.
Dx = 30 m.
h = 0.5g*t^2 = 1.9 m.
4.9t^2 = 1.9
t^2 = 0.388
Tf = 0.623 s. = Fall time.
Dx = Xo * Tf = 30
Xo * 0.623 = 30
Xo = 48.2 m/s. = Initial speed.
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.