1. Find the momentum of a helium nucleus having a mass of 6.643 x 10^-24gthat is moving at 0.200c.
2. a) What is the electric potential a distance of 0.529 x10^-10mfrom a proton (the average distance between the proton and electron in a hydrogen atom)? b) A high technology 0.100Fcapacitor is used to store energy to operate a microelectronics device during a power failure. What energy is stored in the capacitor when 3Vis applied to it?
3. How far from a piece of paper must you hold your father's 2.25 D reading glasses to try to burn a hole in the paper with sunlight?
4. Two points charges exert a 5.00Nforce on each other. What will the force become if the distance between them is increased by a factor of three?