Question

PHYS. 1 440 Exam Final Problem 6 20 pts) NO credit wilt be givn forjs be given for just correct answer wiwhout appropriate A second parallel wire oed in position. A horizontal wire carries a current l and isarries a current 12 is a distance d(cm) vertically below it an linear mass density of à (g/m). s fixe I, a) (6pts) Find the magnetic field B created by the current I at the place of h second wire. Show a direction o field It? b) (2pts) Draw all forces acting on the second wire. c) (8pts) If the lower wire is unsupported, find I2 so that it does not fall due to gravity d) (4pts) Calculate l2 assuming that I 80 A; d 20 cm; 0.12 g/m.

Answer 1

Ti 2. er Thwaro ct