A river flows due south with a speed of2.0 m/s. You steer a motorboat across the river; your velocity relative tothe water is 4.2 m/s due east. The river is 500 m wide. What is the velocity of the boat relative to the earth?
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A river flows due south with a speed of
2.0 m/s. You steer a motorboat across the river; your velocity relative to
the water is 4.2 m/s due east. The river is 500 m wide. What is the velocity of the boat relative to
the earth?
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