1. Find the electric field a distance : above one end of a straight length of wire of length 2L (Fig. 2.8). Assume that the wire carries uniform line charge A. After Griffiths, problem 2.3 21.
1. Find the electric field a distance : above one end of a straight length of wire of length 2L (Fig. 2.8). Assume that the wire carries uniform line charge A. After Griffiths, problem 2.3 21.
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Transcribed Image Text:1. Find the electric field a distance : above one end of a straight length of wire of length 2L
(Fig. 2.8). Assume that the wire carries uniform line charge A.
After Griffiths, problem 2.3
2L
2. Determine the electric field a distance z above the center of a large square loop of side a,
if it carries a unikorm charge A. You may use the result for the electric field at a distance
z above a midpoint of a straight wire with constant A.
After Griffiths, problem 2.4.
3. The electric field in a region of space described in spherical co-ordinates, is given by
E(F) = r + sin o sin deos 00 + sin ở cos dop, where A and B are constants.
(a) Calculate V xỂ.
(b) Determine the charge density at the point (1,45).
4 (a) Using Gauss's law, calculate the electric field at a point distant s from a long wire
bearing uniform charge density A.
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