Q. A 11.5 m long conveyor belt, inclined at 30.0°, is used to transport bundles of newspapers from the mailroom up to the cargo bay to be loaded on to delivery trucks. Each newspaper has a mass of 1.0 kg, and there are 23 newspapers per bundle. Determine the power that the conveyor develops if it delivers 15 bundles per minute.
Q. A large wooden turntable in the shape of a flat disk has a radius of 2.00 {rm m} and a total mass of 120 {rm kg}. The turntable is initially rotating at 3.00 {rm rad}/{rm s} about a vertical axis through its center. Suddenly, a 70.0 {rm kg} parachutist makes a soft landing on the turntable at a point on its outer edge.