Letter to frank from catch me if you can. should include questions, comments, feelings about what he did. You should also look up his contribution to check security and the help he has given to stop fraud since his crimes.

How would you place two electrons on a sphere of radius r so that the electrostatic potential energy is minimized. how would you place three electrons to solve the same problem.

Aresistor with an unknown resistance is connected in parallel to a 9 ω resistor. when both resistors are connected in parallel to an emf source of 21 v, the current through the unknown resistor is measured with an ammeter to be 4 a. what is the resistance of the unknown resistor? answer in units of ω.

Astudent pushes a 60-n block across the floor for a distance of 10 m. how much work was done to move the block