Projectile motion: Minimum speed of to cross a log.
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A cylindrical tree trunk with a circular cross-section has a diameter of 20 cm. The trunk rests horizontally on the flat ground. A grasshopper jumps from the ground on one side of the tree trunk to the ground on the other side without touching the tree trunk. What is the minimum possible take-off speed of the grasshopper?
(Neglect air resistance).
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Solution Summary
The minimum speed of jump to cross the log is calculated in the solution.
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