Aperson applies a 50 n force on a crate, causing it to move horizontally at a constant speed through a distance of 10 m. what is the net work done on the crate?

The crank oa rotates in the vertical plane with a constant clockwise angular velocity ω0 of 5.6 rad/s. for the position where oa is horizontal, calculate the force under the light roller b of the 10.6-kg slender bar ab.

A2-kg bowling ball is 2.5 meters off the ground on a post when it falls. just before it reaches the ground, it is traveling 7 m/s. assuming that there is no air resistance, which statement is true?

What is a neurotransmitter involved in mood reward, addiction, and motor behaviors?