Resistive force of water increases by the square of speed

Reference no: EM13673992

A force of 180 N is required to keep a small boat moving at 2.91 m/s. What is the power needed to keep the boat moving at the steady speed?

And

If the resistive force of the water increases by the square of the speed, what power is needed if the speed is increased by 50 percent?

Reference no: EM13673992

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