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QUESTION 7 The engine of a motorboat delivers 84 kilowatts to the propeller while the boat is moving at 9 meters per second.
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1 kW = kovo Wat 9 mis Power, P = 84. kW Velocity v= Power, P = FAV Tension Р v Farce, F 848 love 1 N=103kW = F = 9333.3 N Req

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