Posted by Kg on .
A bare helium nucleus has two positive charges and a mass of 6.64 1027 kg.
(a) Calculate its kinetic energy in joules at 2.00% of the speed of light.
J
(b) What is this in electron volts?
eV
(c) What voltage would be needed to obtain this energy?
V

PHYSICS 
man,
1.2x1013