quay84
quay84
15.10.2020 • 
Physics

Salmon often jump waterfalls to reach their breeding grounds. Starting downstream, 2.85 m away from a waterfall 0.602 m in height, at what minimum speed must a salmon jumping at an angle of 28.5◦ leave the water to continue upstream? The acceleration due to gravity is 9.81 m/s^2. Answer in units of m/s.

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