Exam No. 1 Solutions
I. (20 pts) Three positive charges q1 = +2 C, q2 = +1 C, and q3 = +1 C are arranged at the corners of an equilateral triangle of side 2 m as shown in the diagram. Calculate: a) The force exerted on q1 by the other charges.
exam 1 spring 06 -kg 1. Two charges, Q1 and Q2, are separated by a certain distance R. If the magnitudes of the charges are doubled and their separation is also doubled, then what happens to the electrical force between these two charges? A) It is quadrup
Physics 121 Spring 2008 Homework Problems for Chapter 15
15.3 An alpha particle (charge = +2.0e) is sent at high speed toward a gold nucleus (charge = +79e). What is the electrical force acting on the alpha particle when it is 2.0 1014 m from the gold nuc