ch29-p028

ch29-p028 - 28. (a) The contribution to BC from the...

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

View Full Document Right Arrow Icon
In unit-vector notation, 77 8 ˆˆ ˆ ˆ 2.02 10 T(cos17.66 i sin17.66 k) (1.92 10 T)i (6.12 10 T)k C B −− ° + ° = × + × G 28. (a) The contribution to B C from the (infinite) straight segment of the wire is B i R C 1 0 2 = µ π . The contribution from the circular loop is B i R C 2 0 2 = . Thus, () ( ) 3 7 0 12 4 T m A 5.78 10 A 11 1 1 2.53 10 T. 22 m CC C i BB B R ×⋅ × ⎛⎞ =+= += × ⎜⎟ ππ ⎝⎠ −7 π1 0 0.0189 G B C points out of the page, or in the + z direction. In unit-vector notation, 7 ˆ (2.53 10 T)k C
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