8. Suppose two rings of radius R through which a current I flows as shown in Fig.The center of each ring is located at a position z =.+1/2.a. Find the magnitude of the magnetic field produced by the two rings at anypoint on the z-axis.b. How much is the magnetic field at the point z = 0?c. How does your answer change if the current in the loop located the z = +1/2changes direction?ZIRRx

a. Utilizing the principle of superposition, one can determine the magnitude of the magnetic field…

Answered: 8. Suppose two rings of radius R…

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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4. A metal bar of mass 4m slides frictionlessly on two parallel conducting rails a distance 21 apart. A resistor R is connected across the rails and a uniform magnetic field B, pointing into the page, fills the entire region. a. If the bar moves to right at speed v, what is the current in the resistor? In what direction does it flow? b. What is the magnetic force on the bar? In what direction? c. If the bar starts out with speed vo at time t = 0, and is left to slide, what is its speed a later time t? d. The initial kinetic energy of the bar was, of course, mv,. Check that the energy delivered to the resistor is exactly mvg. 21 4 m
A small circular coil of 20 loops of wire having a radius of 1 cm is at rest in the X-y plane (so the normal to the loop points in the +z-direction). A uniform magnetic field of 0.5 T is turned on in the +x-direction. What is the magnetic flux through the loop? a. 7.85 x 10 Tm² b. 1.57 x 10 4 T m² O c. 3.14 x 10 3 T m2 O d. 0 T m2
Two long, straight wires cross each other at a right angle, and each carries the same current I . Which of the following statements is true regarding the total magnetic field due to the two wires at the various points in the figure? More than one statement may be correct. a.The field is strongest at points B and D. b.The field is strongest at points A and C. c.The field is out of the page at point B and into the page at point D. d.The field is out of the page at point C and out of the page at point D. e.The field has the same magnitude at all four points.
2. A straight horizontal copper rod carries a current of 60.0 A from west to east in a region between the poles of a large electromagnet. In this region there is a horizontal magnetic field toward the northeast (that is, 65° north of east) with magnitude 2.10 T. a. Find the magnitude and direction of the force on a 125-m section of rod. b. While keeping the rod horizontal, how should it be oriented to maximize the magnitude of the force? What is the force magnitude in this case?
1. A wire carrying a 40-A current passes between the poles of a strong magnet that is perpendicular to its field and experiences a 2.42-N force on the 4.3 cm of wire in the field. What is the average magnetic field strength? Things to Prepare: 1. Draw a sketch of the scenario in your notebook. Draw a vector respresenting the average magnetic field generated by the strong magnet. As no other information is given, the vector can be drawn in any diretion. Draw the current-carrying wire with respect to the field vector drawn above, making sure that it is perpendicular to the field. B= T
002 A wire in which there is a current of 3.7 A is to be formed into a circular loop of one turn. If the required value of the magnetic field at the center of the loop is 9.56 T, what is the required radius? The permeability of free space is 1.25664 x 10-6 T-m/A. Answer in units of cm.
1. What do you call the field produced by accelerating electric charges? 6. Which of the following is NOT correct about the Biot-Savart law? A. The magnitude of thee magnetic field is directly proportional to the current through the conductor. B. The magnitude of the magnetic field is directly proportional to the length of the current element. C. The magnitude of the magnetic field is directly proportional to the square of the distance from the current element. D. The magnitude of the magnetic field is inversely proportional to the square of the distance from the current element. 10. What law is considered an equation that describes the magnetic field created by a current-carrying wire, and allows you to calculate its strength at various points? A. Lenz’s Law B. Ampere’s Law C. Faraday’s Law D.…
Q1. Two straight wires carry current in the +z direction. The wires are parallel with spacing d as shown. Find the Magnetic field along the y-axis. I ->X
Two long, parallel wires are separated by 2.8 m. Each wire has a 32-A current, but the currents are in opposite directions. A. Determine the magnitude of the net magnetic field midway between the wires. B. Determine the magnitude of the net magnetic field at a point 1.4 m to the side of one wire and 4.2 m from the other wire. The point is in the same plane as the wires.
A magnetic field of 3.7 T passes through a single loop square coil of side length 6.6 x 102 m which makes 39.8° angle with the area vector of the coil. Find the magnetic flux associated with the coil in Wb/m2? a. 1.238258 b. 0.012383 c. 0.038881 d. 0.016117
1. A wire runs from north to south a. A compass needle placed above the wire points with its north pole toward the east. In what direction is the current flowing? b. If a compass is placed underneath the wire, in which direction will its needle point? 2. What will be the direction of the magnetic field if the current is due upward? 3. How does the magnitude of the current passing through the conductor affect the magnetic field?
Pr2. A very long, straight current-carrying wire is bent at the middle two different ways, so that it takes the shapes depicted in figures a) and b). Find the direction and magnitude of the magnetic field in both cases at the center C of the semicircle (of radius R= 10 cm), if the current flowing in the wire is I = 2 A. а) b) C.

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