Recent content by marnold1987

if a block of mass m is to slide up an inclined plane to at least a height of h (with no friction), what is the minimum kinetic energy it must have? no numbers are included...just supposed to know an equation to get the answer.

oh thanks I finally figured it out with that help

3.49 rad/s I think

I don't know where to even start on this

A vinyl record is played by rotating the record so that an approximately circular groove in the vinyl slides under a stylus. Bumps in the groove run into the stylus, causing it to oscillate. The equipment converts those oscillations to electrical signals and then to sound. Suppose that a record...