In Bosnia, the ultimate test of a young man's courage used to be tojump off a 400 year old bridge (now destroyed) into the RiverNeretva, 23 m below the bridge.
(a) How long did the jump last?
s
(b) How fast was the jumper traveling upon impact with theriver?
m/s
(c) If the speed of sound in air is 343 m/s, how long after the jumper took off did aspectator on the bridge hear the splash?
s