Asked by john
A skateboarder enters a ramp at 5 m/s, skates down it and exits at 14 m/s. What was the Height of the ramp?
A. 8.7 m B. 85.5 m C. -1.2 m D. 3m E. 1.2 m
Pls show work !
A. 8.7 m B. 85.5 m C. -1.2 m D. 3m E. 1.2 m
Pls show work !
Answers
Answered by
Henry
h = (V^2-Vo^2)/2g
h = (196-25)/19.6 = 8.7 m.
h = (196-25)/19.6 = 8.7 m.
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