ch28-p065 - 65. (a) Using Eq. 28-35 and Figure 28-23, we...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
2 ˆˆ ( )( j) (0.0240 A m )j NiA µ =− = G . Then, Eq. 28-38 gives 23 5 ( 0.0240 A m )( 3.00 10 T) 7.20 10 J UB −− =− ⋅ =−− × × G G . (b) Using the fact that j ^ × j ^ = 0, Eq. 28-37 leads to τ = µ × B = (–0.0240j ^ )
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.
Ask a homework question - tutors are online