These two long parallel wires each carry current /= 13 A in opposite directions. %3D 2 cm 2 cm 2 m Determine the magnitude of the net magnetic field (in uT) at point C.

A long, straight, hollow wire with inner radius 3.0 mm and outer radius 8.ó mm has 2.4 A of current passing through, uniformly distributed throughout its cross-sectional area. Determine the magnitude of the magnetic field by the wire a radial distance of 6.3 mm from its axis. Give your answer in units of µT.

= 27.0 mm, 5. In the figure, two semicircular arcs have radii R2 carry current i = 0.930 A, and have the same center of curvature C. What is the magnitude of the net magnetic field at C? = 45.2 mm and R1 R2 R1

As shown in the figure, two long, straight current-carrying wires (1 and 2) are attached at right angles to a board by wire brackets. The current in wire 1 is 6.87 A in the positive y direction and the current in wire 2 is 5.00 A in the positive x direction. The points A and B are a distance r = 0.200 m from both wires. Determine the magnitude of the net magnetic field at points A and B. _____ Point A _____ Point B

A wire carries a 5.78-A current along the x axis, and another wire carries a 2.18-A current along the y axis, as shown in the figure below. What is the magnetic field at point P, located at x = 4.00 m, y = 3.00 m? 0.138 Use the expression for the magnetic field around a current-carrying wire to find the magnitude and direction of the magnetic field contribution from each of the two currents. UT magnitude direction out of the page y (4.00, 3.00) m

The magnitude of the magnetic field a distance of l away from a long, straight current carryingwire is B. How far from the wire is the magnitude of the magnetic equal to 1/2B?

S long, straight wire allows 3.5 A through it. What is the magnitude of the magnetic field 25 cm from the wire?

A wire carries an I1 = 7.45-A current along the x-axis, and another wire carries an I2 = 5.00-A current along the y-axis, as shown in the figure below. What is the magnetic field at point P, located at x = 4.00 m, y = 3.00 m? magnitude      Use the expression for the magnetic field around a current-carrying wire to find the magnitude and direction of the magnetic field contribution from each of the two currents. µT direction              Two current-carrying wires lie along the axes in the x y coordinate plane. The wire along the x-axis carries current I1 in the +x-direction and lies on top of the wire along the y-axis, which carries current I2 in the +y-direction. Point P is in the first quadrant at (4.00, 3.00) m.

magnetic fields Problem 19:   Consider the two wires in the figure, running at a right angle to each other. The wires carry the same current I = 6.5 mA, in the directions shown. The distances shown are d1 = 31 cm and d2 = 11.5 cm.   Part (a)  What is the magnitude of the magnetic field, in tesla, at point A?  Part (b)  What is the magnitude of the magnetic field, in tesla, at point B?  Part (c)  What is the magnitude of the magnetic field, in tesla, at point C?