A long, straight wire perpendicular to this page carries acurrent of 5.47 A dire
ID: 1671818 • Letter: A
Question
A long, straight wire perpendicular to this page carries acurrent of 5.47 A directed into the page. Find the magnetic fieldat the following points, all 10.4 cm from the wire. (a) 10.4 cm to the left of the wire magnitude ?(b) 10.4 cm directly below the wire magnitude ?
(c) 10.4 cm to the right of the wire magnitude ?
(d) 10.4 cm directly above the wire magnitude ?
A long, straight wire perpendicular to this page carries acurrent of 5.47 A directed into the page. Find the magnetic fieldat the following points, all 10.4 cm from the wire. (a) 10.4 cm to the left of the wire magnitude ?
(b) 10.4 cm directly below the wire magnitude ?
(c) 10.4 cm to the right of the wire magnitude ?
(d) 10.4 cm directly above the wire magnitude ?
Explanation / Answer
Current I = 5.47 A
Distance r= 10.4 cm =0.104 m
(a). magnetic field B = I / [ 2(pi) r ]
(b). magnetic field B = I / [ 2(pi) r ]
(c). magnetic field B = I / [ 2(pi) r ]
(d). magnetic field B = I / [ 2(pi) r ]