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23 Nov 2019
A river flows due east at 1.50 m/s. A boat crosses the river fromthe south shore to the north shore by maintaining a constantvelocity of 8.0 m/s due north relative to the water.
(a) What is the velocity of the boat relative to shore?
1 m/s
2° (north of east)
(b) If the river is 220 m wide, how far downstream has the boatmoved by the time it reaches the north shore?
3 m
A river flows due east at 1.50 m/s. A boat crosses the river fromthe south shore to the north shore by maintaining a constantvelocity of 8.0 m/s due north relative to the water.
(a) What is the velocity of the boat relative to shore?
1 m/s
2° (north of east)
(b) If the river is 220 m wide, how far downstream has the boatmoved by the time it reaches the north shore?
3 m
Elin HesselLv2
5 Nov 2019
