A power plant has turbines with rotors that have a mass of 4.07E5kg and a radius of 5m each. What is the angular acceleration of these rotors if a torque of 5E4Nm was applied? Show your work!!

An apple is falling from a tree. disregarding air resistance, which diagram shows the free-body diagram of the force or forces acting on the apple?

Aplane takes off from an airport and flies to town a, located d1 = 215 km from the airport in the direction 20.0° north of east. the plane then flies to town b, located d2 = 230 km at 30.0° west of north from town a. use graphical methods to determine the distance and direction from town b to the airport. (enter the distance in km and the direction in degrees south of west.)

Acar drives toward the right over the top of a hill, as shown below. which arrow represents the centripetal acceleration? w x y z