A ball is thrown vertically upwards with a speed of m s-1 and another vertically…
PHYSICS · Subjective · A Level · Physics · Mechanics and materials · Mechanics and materials
Problem
A ball is thrown vertically upwards with a speed of 20 m s-1 and another vertically downwards with the same speed and from the same height. What interval separates the landing times of the two balls? (Take g=10 m s-2.)