Boats on a River
Boats A and B leave the west side of a river at the same time. Boat A has a speed of 5.0 m/swith respect to the shore and a course 300 north of east. Boat B has a speed of 2.5 m/s with respect to the water and a heading 550 south of east. The river flows at 1.5 m/s due south and is 200 m wide.
a) What is the velocity
of Boat A relative to the water?
b) How many meters upstream is Boat A when it reaches
the east side of the river? (3 marks)
b) How many meters upstream is Boat A when it reaches the east side of the river? (3 marks)
c) What is thevelocity of Boat B relative to the shore? (5 marks)
d) How many seconds does it take for Boat B to cross the river?(3 marks)
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