PROBLEM 3: A long, straight wire going through the origin is carrying a current of 3.00 A in the positive z - direction. At a point a distance r = 1.20m from the origin on the positive x- axis. Find the (a) magnitude and (b) direction of the magnetic field. At a point the same distance from the origin on the negative y - axis, find the (c) magnitude and (d) direction of the magnetic field. GIVEN: REQUIRE/S: EQUATION/S: ILLUSTRATION AND SOLUTIONS:
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