A motorboat going downstream overcome a raft at a point A, `tau=60min` later it turned back
Channel: Doubtnut
Date: 16/08/2020

A motorboat going downstream overcome a raft at a point A, `tau=60min` later it turned back and after some time passed the raft at a distance `l=6.0km` from the point A. Find the flow velocity assuming the duty of the engine to be constant.