A long hairpin is formed by bending a very long wire, as shown. If the wire caries a current of 16 A, what is the magnitude and direction of the magnetic field at the point a? Take R = 5 mm. Take the sign of B to be positive if the direction is out of the paper and negative if B is into

A long hairpin is formed by bending a very long wire, as shown. If the wire caries a current of 16 A, what is the magnitude and direction of the magnetic field at the point a? Take R = 5 mm. Take the sign of B to be positive if the direction is out of the paper and negative if B is into

Similar questions

QUESTION 5 A thin ring of radius 7 cm is placed on plane z = 0 such that its center is at the origin. The ring carries 75 mA current along a. a) Illustrate the position of the ring on a Cartesian coordinate and draw the vector that represents Hat point P. b) Find the magnetic intensity, H at point P(0,0,6) cm.
3. Two straight wires carrying the same current are at two adjacent vertices of a square with the side a. First wire carries current into the plane of the page and other one -out of the page, as shown. The magnitude of the magnetic field at the center of the opposite side, at point P, is B. a) Find the magnitude of each current in terms of B. b) A proton is moving in the magnetic field due to the wires at the velocity vat 27° below the +x -axis. Find the magnitude and direction of the magnetic force on the proton at the instance when the proton is at point P. YA P X
QUESTION 1 A particle with a charge of 5.60 is traveling with a velocity of 3000 m/x in the direction when it enfers a region of space with an electric field and a magnetic held. The electric field has a magnitude of 240 N/C and points in a direction that is 25 above the +x-axis, the magnetic field has a magnitude of +1.87 and points out of the page See the attached figure Find the magnitude of the net force acting on this particle when it enters this region of space This is part 1 of 2 for this problem 1 Bo 100 tw QUESTION 2 For the particle in problem 1. find the direction of the net force acting on the particle when it enters the region of space. Your answer needs to be the angle measured from the +y-axis. This is part 2 of 2 for this problem
7
-Calculate the magnetic field created by these two current carrying wires at the point P -Draw the magnetic field vectors at the point P on the diagram. Include the B vector for each wire and the resultant vector. The diagram shows the end-on view of two wires. teh first carries a current of I1=2.0A directed into the page and the second carries a curent of I2=5.0 A directed into the page.
QUESTIONS Calculate the magnetic flux density at the following points: At a distance of 0.65 m from a long straight wire carrying 15 1) a A. At the center of a 350 turn circular coil of radius 0.24 m and carrying a current of 3.6 A. b) Figure 1 shows a square coil of side 4.5 cm. A battery is connected to the coil and produces a current of 6.8 A. The coil is placed in a uniform magnetic field of flux density 5.67 mT as shown in Figure 1. A 0o В C Figure 1 Calculate the size and direction of the electromagnetic force that will act on side AB. Calculate the size and direction of the electromagnetic force that will act on side BC. Describe the motion of the frame immediately after the current in the frame is switched on. c) The battery is removed from the coil and the coil is .nechanically rotated 90° clockwise. State the direction of the induced current on side AB. North Pole South Pole
2) region of uniform magnetic field B, that is vertically downward. Give your answers in terms of e, m, B, v and n. a) Calculate the magnetic force F (Magnitude and direction) acting on the proton. b) Calculate the time t at which the proton's velocity will be directed westward the first time in its At time t = 0 a proton is projected with an initial velocity v, horizontally northward in a travel. W- -E proton
Magnetic Field in a Current Loop You have a current loop with 21.00 loops. You measure the magnetic field at the center and find a result of 6.60 µT. The current in the loops (each individual wire) is 1.780 A. What is the radius of the loop? Your Answer: Answer units
1a. Determine the magnitude of the magnetic field at a point 33.0 mm from for a current-carrying conductor with 1.5 A of current running through it b. How would the magnetic field vary for the same conductor above if it was 2.5m long, and the current-carrying conductor was wound into a coil with a total of 5.0x103 turns? Express this value as a ratio to the magnetic field found in part a.
Imagine a straight wire that is perpendicular to this page. If a current flows in the wire in a direction that is out of this page (toward you), the magnetic field of the wire will be a) radial and point away from the wire. b) radial and point toward the wire c) circles centered on the wire and point counter clockwise d) circles centered on the wire and point clockwise
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
1. Here let's analyze the demo from lecture with two parallel wires. a) We will start with the case that the currents IR and IL are in the same direction: e IL IR d If the length of the wires is much greater than the distance between the wires (l >> d), find an approximate expression for the magnetic force on each wire. Are the forces attractive or repulsive? b) What would happen to the direction of the forces if you switched the direction of IR or IL? Make sure to explain your answer.