A set of wires arranged on the corners of a square of side length s each carry a different current, as shown in the figure. The wire in the lower left corner carries a constant current I in the k-direction. The wire in the upper left corner carries a current Í a current Í2 = -121k, and the lower right wire carries a = -Ik, the wire in the upper right corner carries I k. 2 current Í3 Determine the vector expression for the net magnetic force FB S per unit length L on the lower left wire using ijk unit vector notation. Express your answer in terms of the permeability µo of free space, s, I, and numerical constants. I Fв 4tS (i) + 4TTS (-j) L Incorrect

Each of the eight conductors in the figure carries 3.15 A of current into or out of the page. Two paths are indicated for the line integral B. ds. What is the value of the integral for (a) path 1 and (b) path 2?

A battery with E = 5.10 V and no internal resistance supplies current to the circuit shown in the figure below. When the double-throw switch S is open as shown in the figure, the current in the battery is 1.00 mA. Wwhen the switch is closed in position a, the current in the battery is 1.22 mA. When the switch is closed in position b, the current in the battery is 1.98 mA. R1 R2 R2 (a) Find the resistance R,. kN (b) Find the resistance R,. kn (c) Find the resistance R,.

A set of wires arranged on the corners of a square of side length s each carry a different current, as shown in the figure. The wire in the lower left corner carries a constant current I in the k-direction. The wire in the upper left corner carries a current Ì₁ = −I k, the wire in the upper right corner carries a current Ī2 = −81 k, and the lower right wire carries a current 13 31 = 2 Determine the vector expression for the net magnetic force FB per unit length L on the lower left wire using ijk unit vector notation. Express your answer in terms of the permeability μ of free space, s, I, and numerical constants. FB L k. =

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O 180, 90, 180 When using the Biot-Savart law, the angle between 7 and ds is _________ degrees for the left, degrees for the semicircle, and degrees for the right segment of the wire. Use the convention that ds points in the direction of the current. O 180, 90, 0 O 90, 0, 90 O 0.90.0 R O 0, 90, 180 H

Two VERY LONG wires are placed along parallel lines as shown below in the picture. LEFT (at Xı= 0) has a current going out of the page of value, I = 4 A. The current on the RIGHT (at X2= d) has a current going into the page of the page of value, 2 = 6 A. The point "P" is at the location (x=6.00cm, z=10.4cm) The wire ON THE d d Wire 1 Wire 2 a. Find the magnitude of the magnetic field due to wire 2 at the location of wire 1 The Biot-Savart law say the direction of the magnetic field at a field point located in a direction f (from source to field point) where a source wire carries a current in the direction î is îxî b. Find the unit directions for î and Î and perform the cross product to determine the direction of the magnetic field due to wire2 at the location of wire1. c. Using the formula format find the force per unit length in "Ij,k" = 1, I, x B, d. Find the magnitude of the magnetic field due to wire2 at the location of field point e. Find the unit directions for f and Î and…