Compute the force on each of two electrons when they are seperated in vaccum by a distance corresponding to the approximate size of an atom(0.100nm)

Prompta snowboarder stands at the top of a hill and decides to see if he can increase his speed on his next trip down the slope.describe one thing the snowboarder could do to incrlase his speed on the slope. explain why this would cause his speed toincrease relate one of newton's laws to this problem.

The frequency of the fundamental of the guitar string is 320 hz. at what speed v do waves move along that string?

In a classical model of the hydrogen atom, the electron moves around the proton in a circular orbit of radius 0.053 nm. what is the electron's orbital frequency? what is the effective current of the electron?