Question

A skier plans to ski a smooth fixed hemisphere of radius R. He starts from rest from a curved
smooth surface of height R/4. The angle at which he leaves the hemisphere is?
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Answer 1

Answer:

cos-1(3/2)

Explanation:

at leave point

mv2/r=mgcos@

and energy conservation

mg/4=mg(r-rcos@)+mv2/2

Answer 2

Answer:

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