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A physics professor did daredevil stunts in his spare time. His last stunt was a

ID: 1305646 • Letter: A

Question

A physics professor did daredevil stunts in his spare time. His last stunt was an attempt to jump across a river on a motorcycle (the figure (Figure 1)). The takeoff ramp was inclined at 53.0 degree the river was 40.0 m wide, and the far bank was 15.0 m lower than the top of the ramp. The river itself was 100 m below the ramp. You can ignore air resistance. Part A What should his speed have been at the top of the ramp to have just made it to the edge of the far bank? Part B If his speed was only half the value found in A. where did he land?

Explanation / Answer

(a).v= 17.8m/s

(b).L=28.4m

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