A wire with current i = 2.47 A is shown in the figure. Two semi-infinite straight sections, both tangent to the same circle with radius 4.51 cm, are connected by a circular arc that has a central angle 0 and runs along the circumference of the circle. The connecting arc and the two straight sections all lie in the same plane. If B = 0 at the center of the circle, what is 0? Connecting arr
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- The three conducting rings in the figure are all in the same plane as a long wire. The wire has a current / that is steadily decreasing with time at a constant rate. What can you say about the induced electromotive force in each of the rings A, B, and C? A O No electromotive force is induced in any of the rings. O A counter-clockwise electromotive force is induced in ring A, but a clockwise electromotive force is induced in rings B and C. O A clockwise electromotive force is induced in ring A. Ring B has no induced electromotive force, and ring C has a counterclockwise electromotive force. O All rings have a counterclockwise induced electromotive force. O A counter-clockwise electromotive force is induced in ring A. Ring B has no induced electromotive force, and ring C has a clockwise electromotive force.When operated on a household 110.0 V line, typical hair dryers draw about 1650 W of power. The current can be modeled as a long, straight wire in the handle. During use, the current is about 2.15 cm from the user's hand. What is the current in the hair dryer? A What is the resistance of the hair dryer? Ω What magnetic field does the hair dryer produce at the user's hand? The permeability of free space is ?0=4?×10−7 N/A2.In the figure below, the blue wire has a current I = 25 A. The red loop is a square with sides that are 42 cm long and it has a current of 94 A. The distance between the blue wire and wire BC is 4.5 cm. Determine the force the blue wire exerts on wire BC and the force the blue wire exerts on wire AD. www B Force of blue wire on BC = direction of force on BC = Choose direction ✓ Force of blue wire on AD = direction of force on AD = Choose direction
- Connecting arc A wire with current i = 7.2 A is shown. Two semi- infinite straight sections, both tangent to the same circle, are connected by a circular arc that has a central angle and runs along the circumference of the circle. The arc and the two straight sections all lie in the same plane. If B = 0 at the circle's center, what is in rads?C. For wire m to be levitated. what is the direction of its eurrent ? d) Find the mas m of the third wire. Your answer should be in terms of , I, Im, a, h, g, and lIn the figure below, the blue wire has a current I = 34 A and the red loop is a square with sides that are 45 cm long. The distance between the blue wire and wire AB is 2.6 cm. Determine the force the blue wire exerts on wire AB and the force the blue wire exerts wire CD. I- A Force of blue wire on AB = direction of force on AB %3D - 67 V 4.7 Q Force of blue wire on CD = direction of force on CD = Choose direction v D' <.
- Three long parallel wires are placed at the corners of an equilateral triangle as shown in the figure. The wires are separated by a distance d = 3.5 cm and each wire carries a current of 9.5 A. If the currents in wires 1 and 2 are directed into the page, and the current in wire 3 is directed out of the page, what is the force on wire 3 due to the other two? Parallel Wires.pdf O 8.9 x 10-4 N directed up O 5.1 x 10-4 N directed up O 1.0 x 10-3 N directed up O 5.1 x 10-8 N directed up O 1.8 x 10-3 N directed upIn the figure below, the blue wire has a current I = 34 A and the red loop is a square with sides that are 45 cm long. The distance between the blue wire and wire AB is 2.6 cm. Determine the force the blue wire exerts on wire AB and the force the blue wire exerts wire CD. I A B Force of blue wire on AB direction of force on AB : 67 V 4.7 Q Force of blue wire on CD = direction of force on CD Choose directionQuestion 1, part (c) Three straight wires of equal length are placed parallel to each other at equal distances as shown in the image. Each wire has the same magnitude current flowing through it. The current in wire 1 is directed OUT OF THE PAGE and the current in wires 2 and 3 is directed INTO THE PAGE. What is the DIRECTION of the net force on wire 2 due to the other two wires? +y +x X) Wire 1 Wire 2 Wire 3 Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a Left (-x direction) Right (+x direction) Down (-y direction) d Up (+y direction) e The net force is zero X)