You push a 23kg cradle to the left of you, giving it an initial speed 1.85 m/s. the cradle comes to rest with a constant acceleration in 3.84 m -free body diagram
-acceleration
-force of friction
coefficient of friction

1) what is the power in horsepower of a 100 watt light bulb? what is the power in kilowatts of a 200 horsepower engine? 2) if a cars engine is providing 3000 n of force to keep the car moving at 5 m/s, what is the engine’s effective power? 3) how many gallons of water will be pumped from a well 30 feet deep by a 1/2 hp engine in 1 minute? (1 gallon weighs 8.34 pounds)