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2D Relative Motion Problem #1PowerPoint Presentation

2D Relative Motion Problem #1

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2D Relative Motion Problem #1

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A boat, whose speed in still water is 1.70 m/s, must cross a 260m –wide river and arrive at a point 110m upstream from where it starts. To do so, the pilot must head the boat at a 450 upstream angle. What is the speed of the river’s current?

2D Relative Motion Problem #1

2D Relative Motion Problem #1

An airplane whose air speed is 620 km/h is supposed to fly in a straight path 35.00 north of east. But a steady 95 km/h wind is blowing from the north. In what direction should the plane head?

620km/h

95km/h

350

An airplane whose air speed is 620 km/h is supposed to fly in a straight path 35.00 north of east. But a steady 95 km/h wind is blowing from the north. In what direction should the plane head?

35

θ

The plane’s heading should be 42.20 north of east.