A ball is thrown vertically upwards with a velocity of 49 m/s. Calculate
(a) the maximum height to which it rises,
(b) the total time it takes to return to the surface of the earth.
A ball is thrown vertically upwards with a velocity of 49 m/s. Calculate
(a) the maximum height to which it rises,
(b) the total time it takes to return to the surface of the earth.