A ball is thrown straight up from the edge of a cliff of height above the ground and…
PHYSICS · Multi-part · A Level · Physics · Mechanics and materials · Mechanics and materials
Problem
A ball is thrown straight up from the edge of a cliff of height H above the ground and later falls back past the same point before finally striking the ground at the foot of the cliff.
(a) Explanation using a time diagram of equal magnitudes of upward and downward velocities at the cliff edge
(b) Effect of air resistance on this symmetry