25. Electric Potential

Express in eV (or keV or MeV if more appropriate): (b) The potential energy of two protons 10 fm apart.

Express in eV (or keV or MeV if more appropriate): (c) The kinetic energy, just before impact, of a 200 g ball dropped from a height of 1.0 m.

Determine: (b) The speed of a 15 MeV helium atom.

Determine: (c) The specific type of particle that has 1.14 keV of kinetic energy when moving with a speed of 2.0×10⁷ m/s .

Express in eV (or keV or MeV if more appropriate): (a) The kinetic energy of an electron moving with a speed of 5.0 x 10⁶ m/s .

Express in eV (or keV or MeV if more appropriate): (b) The potential energy of an electron and a proton 0.10 nm apart.