D Question 10 In a river, you are in a boat that floats still relative to the water. If the water in the river has a uniform speed of 5 km/hr due east relative to the Earth (V₁E = 5i km/hr). Ve WE S VIE VDE • Then you start an engine of the boat crossing the river with a speed of 10 km/hr relative to water. If the boat heads due north (vb.r = 10j km/hr) what is the speed of the boat relative to earth VbEl ?. Answer in km/hr
D Question 10 In a river, you are in a boat that floats still relative to the water. If the water in the river has a uniform speed of 5 km/hr due east relative to the Earth (V₁E = 5i km/hr). Ve WE S VIE VDE • Then you start an engine of the boat crossing the river with a speed of 10 km/hr relative to water. If the boat heads due north (vb.r = 10j km/hr) what is the speed of the boat relative to earth VbEl ?. Answer in km/hr
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Question 10
In a river, you are in a boat that floats still relative to the water. If the water in the river has a uniform speed of 5 km/hr due east relative to the Earth (V₁.E = 5ikm/hr).
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Question 11
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• Then you start an engine of the boat crossing the river with a speed of 10 km/hr relative to water. If the boat heads due north (Vb.r = 10j km/hr) what is the speed of the boat relative to earth |Vb.El ?. Answer in km/hr
DE
VIE
If the boat travels with the same speed of 10 km/hr relative to the river and is to travel due north as shown in the figure on the right, what should the angle theta be?
Hint: The boat has to fight the stream to cancel the river's velocity.
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