Asked by anonymous
If you can throw a ball so that its initial speed is 30 m/s, what is the widest river you can throw it across?
Answers
Answered by
oobleck
The range is R = v^2/g sin2θ
so you get maximum range when θ = 45°
30^2/9.81 = 91.74 meters
so you get maximum range when θ = 45°
30^2/9.81 = 91.74 meters
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