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52. (a)
Eq. 2936 gives
τ
=
µ
rod
B
sin
θ
= (2700 A/m)(0.06 m)
π
(0.003 m)
2
(0.035 T)sin(68°) = 1.49
×
10
−
4
Nm
⋅
.
We have used the fact that the volume of a cylinder is its length times its (circular) cross
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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.
 Spring '08
 Any
 Physics

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