Problem set 1

Problem set 1 - Department of Physics Stanford University...

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Department of Physics, Stanford University Spring 2007-2008 Physics 43 , Electricity and Magnetism    Prof. Osheroff Problem Set #1 Due 4:00 pm Friday, April 11, 2008 TEXT:   Physics for Scientists and Engineers:  A Strategic Approach  Volume 4. Chapter 25 Problem 46 Page 813 Problem 60 Page 814 Problem 66 Page 815 Chapter 26 Problem 40 Page 845 Problem 48 Page 845  Additional Problems : A)  Two spheres, each with charge Q, are hung with non-conducting threads 100  cm long which are attached to the same point on the ceiling.  One of the spheres  has mass m and the other has mass 2m.  You may assume that the electric forces  are small compared to the gravitational forces on the spheres. i)  What are the angles of the two threads with respect to the vertical? ii)  What is the separation between the two spheres? B)  Starting with equations 26.11 and 26.12 in your book, the equations for the 
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Problem set 1 - Department of Physics Stanford University...

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