The motor lifts a 130g mass to a height of 63 cm. Calculate the Gravitational Potential Energy gained by the 130g mass.​

The slope of a good speed time indicates ? a. velocity b. acceleration c. direction d. speed

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.

An object moves from position +34m to the position -15m in 15 seconds. what is the total displacement? what is the total velocity?