a) 15.8 μ. b) 22 μ. c) 32 μ. d) 10 μ. e) 2.5 μ. |
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Two straight wires 1 and 3, each of length L=4 cm, are connected by a quarter circular are
wire 2 of radius R=3 cm as shown in Figure below. Determine the magnitude field at the center
of P of the arc, when current I is 2Amper.


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- Po Dalcho 2. A long straight wire carries a current of 35 A. What is the magnitude of the field B at a point 20 cm from the wire?a. b. c. An infinitely long cylinder is placed along the Assume the cylinder z-axis is of radins a and carries current with current density J = 1 az P Find outside the cylinder Find Ĥ inside the cylinder Find in both cases a and bAwire with current i= 3.06 A is shown in the figure. wo semi-infinite straight seCions, both tangent to the same circlewith radius 3.52 cm, are connected by a dircular arc that has acentral angle andruns along the circumference of the circle. The connecting arc and the two straight sections aWlie in the same plane. f B= 0 at thye center of the CArcle whatsR Number units degrees
- Please asapSuppose in the figure that the four identical currents i = 14 A, into or out of the page as shown, form a square of side 70 cm. What is the force per unit length (magnitude and direction) on the wire in the bottom left hand corner? (N/m) Take the positive y direction as up and the positive x direction as to the right.What is the magnitude of the force per unit length? Check the units for MKS. Incorrect. Tries 2/4 Previous Tries What is the x component of the force per unit length? Tries 0/4 What is the y component of the force per unit length? Tries 0/4The unit of surface current is A/m^2. Select one: True O False
- How to solve this questionC. 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 lTwo parallel wires, separated by a perpendicular distance of 5.0 cm, carry currents of 5.0 A and 2.0 A in the same direction. What force does the 5.0-A wire exert on a 50 cm-length of the 2.0-A wire? a. 60 μN, repulsive b. 40 μN, attractive c. 20 μN, attractive d. 80 μN, attractive e. 100 μN, attractive
- 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 upQuestion in the attachments11 Figure 26-23 gives, for three wires of radius R, the current den- sity J(r) versus radius r, as meas- ured from the center of a circular cross section through the wire. The wires are all made from the same material. Rank the wires according to the magnitude of the electric field (a) at the center, (b) halfway to the surface, and (c) at the sur- face, greatest first. Figure 26-23 Question 11.