A beach-ball drops straight down from a window high up in a hotel. Air resistance is not negligible. Which graph shows how the acceleration $a$ of the ball varies with time $t$?
Physics 9702 · AS & A Level · Non-uniform motion
Physics 9702 · AS & A Level · Non-uniform motion
A beach-ball drops straight down from a window high up in a hotel. Air resistance is not negligible. Which graph shows how the acceleration $a$ of the ball varies with time $t$?