A bungee jumper falls for 1.3 s before the bungee cord beginsto stretch. Until the jumper has bounced back up to this level, thebungee causes the jumper to have an average acceleration upward of4 m/s 2.
A) How fast is the jumper going when the bungee cord begins tostretch?
B) How far below the diving platform is the jumper at that moment?