Relative velocity: You want to swim straight across a river that is wide. You find that you can do this if you swim at an angle of θ = 28° from the upstream direction at a constant rate of relative to the water. At what rate does the river flow? The angle θ is measured from the river bank (directly upstream is while directly across the river is
A) 1.3 m/s
B) 0.70 m/s
C) 1.6 m/s
D) 1.8 m/s

Question

Relative velocity: You want to swim straight across a river that is  wide. You find that you can do this if you swim at an angle of θ = 28° from the upstream direction at a constant rate of  relative to the water. At what rate does the river flow? The angle θ is measured from the river bank (directly upstream is  while directly across the river is 
A) 1.3 m/s 
B) 0.70 m/s 
C) 1.6 m/s 
D) 1.8 m/s

Quizplus · Accepted Answer

The Answer of Relative velocity: You want to swim straight across a river that is  wide. You find that you can do this if you swim at an angle of θ = 28° from the upstream direction at a constant rate of  relative to the water. At what rate does the river flow? The angle θ is measured from the river bank (directly upstream is  while directly across the river is 
A) 1.3 m/s 
B) 0.70 m/s 
C) 1.6 m/s 
D) 1.8 m/s

Relative Velocity: You Want to Swim Straight Across a River