Physics 21Fall, 2004Solution to HW-1027Q2Draw the magnetic feld lines around a straightsection oF wire carrying a current horizontally to the leFt.Turn ±ig. 27-9 on its side:27P1(a) What is the Force per meter oF length on astraight wire carrying a 7.40 A current when perpendicularto a 0.90 T uniForm magnetic feld? (b) What iF the anglebetween the wire and feld is 45.0◦?xyzBBII(a)(b)θThe fgure shows the magnetic feldBin theydirection.The currentIis in thexy
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