A bicycle rider Cyclist is traveling at a constant speed

Last updated: 6/12/2023

A bicycle rider Cyclist is traveling at a constant speed along a straight road and then gradually applie the brakes during a time interval 0 t t until the bicycle comes to a stop The combined mass the cyclist and bicycle is m Assume that the magnitude of the braking acceleration increases linearly i time according to a bt m bt m 0 t t where b 0 is a constant At the instant the cyclis applies the brakes at a particular horizontal distance from the him an iPod falls from the branch of th tree The Ipod was initially a height h above the ground The cyclist catches the iPod at the instant th cyclist has come to a stop You may assume that the cyclist catches it at a height s above the ground Lo h Which of the following statement s is are CORRECT A The time at which the cyclist catches the iPod is Ipod B The time at which the cyclist catches the iPod is C The initial speed of the cyclist is D The initial speed of the cyclist is b h s 2mg b h s 2 h s g h s g