ch29-p078 - bg 78. Eq. 29-17 applies for each wire, with r...

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

View Full Document Right Arrow Icon
78. Eq. 29-17 applies for each wire, with rRd =+ 2 2 2 / b g (by the Pythagorean theorem). The vertical components of the fields cancel, and the two (identical) horizontal components add to yield the final result () 6 00 2 2 /2 21 . 2 5 1 0 T 2 2/ 2 ii d d B rr Rd µµ π ⎛⎞ == = × ⎜⎟ ⎝⎠ + , where ( d /2)/ r is a trigonometric factor to select the horizontal component. It is clear that
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