Question
A swimmer point directly to the North Shore of a 20.0 m wide river that has a current of 2.7 m/s [W]. If she can swim at 1.3 m/s in water;
A. Draw an appropriate diagram for the question
B. How long does it take her to cross?
C. How far downstream does she land?
D. What is her velocity as measured from shore?
A. Draw an appropriate diagram for the question
B. How long does it take her to cross?
C. How far downstream does she land?
D. What is her velocity as measured from shore?
Answers
Chanz
b) 20/1.3
c) the time you just found times 2.7
d) sqrt(1.3^2 + 2.7^2)- pythag
c) the time you just found times 2.7
d) sqrt(1.3^2 + 2.7^2)- pythag