Body is a uniform rigid disk that rotates about the fixed center . Body is a uniform thin rigid rod that connects pins and , and point is constrained to move in a slot. At the current instant we have:

What is the relationship between the wavelength of a wave and it's energy?

Polly is pushing a box across the floor with a force of 30 n. the force of gravity is –8 n, and the normal force is 8 n. which value could describe the force of friction if polly could not move the box?

Rohit is trying to tune an instrument