ch29-p060 - 60. (a) To find the magnitude of the field, we...

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60. (a) To find the magnitude of the field, we use Eq. 29-9 for each semicircle ( φ = π rad), and use superposition to obtain the result: ( ) 7 000 7 (4 10 T m/A) 0.0562A 11 1 1 4 4 4 0.0572m 0.0936m 4.97 10 T. iii B ba b µµµ π× ⎛⎞ ππ =+= + = + ⎜⎟ 4πα π ⎝⎠ (b) By the right-hand rule, G B points into the paper at P (see Fig. 29-6(c)). (c) The enclosed area is
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This note was uploaded on 06/03/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.

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