Aball is released from a tower at a height of 100 meters toward the roof of another tower that is 25 meters high. the horizontal distance between the two towers is 20 meters. with what horizontal velocity should the ball be imparted so that it lands on the rooftop of the second building?

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)