The normal force on an extreme skier descending a very
Chapter 4, Problem 12MCQ(choose chapter or problem)
The normal force on an extreme skier descending a very steep slope (Fig. 4-42) can be zero if
(a) his speed is great enough.
(b) he leaves the slope (no longer touches the snow).
(c) the slope is greater than \(75^{\circ}\).
(d) the slope is vertical \(\left(90^{\circ}\right)\).
Equation Transcription:
Text Transcription:
75^circ
(90^circ)
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