Abaseball thrown from the outfield to home plate does not have which of the following types of energy while it's in the air? a. gravitational potential energy b. mechanical energy c. kinetic energy d. radiant energy

Awoman stands a distance d from a loud motor that emits sound uniformly in all directions. the sound intensity at her position is an uncomfortable 2.0×10-3 w/m2. at a distance 2.6 times as far from the motor, what are (a) the sound intensity and (b) the sound intensity level relative to the threshold of hearing?

To do work, this truck uses energy stored in chemical fuel and an electrical battery. how much total energy does this truck put out?

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.