Asked by Kathy
A rowboat is heading across a river at 2.4 m/s east. The current of the river is 1.7 m/s south. What is the rowboat's resultant velocity?
Answers
Answered by
Steve
Draw the two vectors. The resultant speed is the hypotenuse of the triangle.
That is, √(2.4^2 + 1.7^2) = 2.94 m/s
The direction is arctan(1.7/2.4) = E35.3°S
That is, √(2.4^2 + 1.7^2) = 2.94 m/s
The direction is arctan(1.7/2.4) = E35.3°S
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