An electric current runs through a wire in the shape of a circle. The direction of the current is clockwise, as shown. What is the direction of the magnetic field around the loop of wire?
An electric current runs through a wire in the shape of a circle. The direction of the current is clockwise, as shown. What is the direction of the magnetic field around the loop of wire?
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
Transcribed Image Text:3) An electric current runs through a wire in the shape of a circle. The direction of the current is clockwise,
as shown. What is the direction of the magnetic field around the loop of wire?
I
Provide two solutions: (a) first, a sketch of the magnetic field using an oblique illustration, and (b) a
sketch of the magnetic field using a flat, two-dimensional illustration. For solution (b), use
conventional symbols used for vectors going out of, and into the page/screen/plane. (Hint: there is a
difference between the direction of the magnetic field inside the loop and outside the loop.)
Oblique Sketch
Two-Dimensional
I
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