A triangular coil of wire with a height of 0.10 m, base length of 0.05 m,...
An arc of wire forms a quarter circle whose radius is R relative to the origin. The wire has a current I going in the counter-clockwise direction. What is the direction of the magnetic field at the origin? I R - Zero Away from the Wire Towards the Wire Into Page Out of Page A triangular coil of wire with a height of 0.10 m, base length of 0.05 m, and 200 turns has a current of 0.15 A going...
A square coil of wire has sides of length 3.00 cm and 80.0 turns and lies in the xy-plane. The coil lies in a magnetic field of 0.100 T directed in the positive y-direction. (a) Determine the torque on the coil if it carries a current of 2.00 A in a clockwise direction. (b) Suppose the coil rotates 30.0° in the direction of the torque – find the new value of the torque’s magnitude
PRACTICE IT Use the worked example above to help you solve this problem. A circular wire loop of radius 1.04 m is placed in a magnetic field of magnitude 0.495 T. The normal to the plane of the loop makes an angle of 30.0e with the magnetic field (see figure a). The current in the loop is 2.35 A in the direction shown. (a) Find the magnetic moment of the loop and,the magnitude of the torque at this instant. A...
A rectangular coil with a length of 9.0 cm and a width of 4.0 cm and 250 turns is placed in a uniform magnetic field with a magnitude of 0.92 T. (a) If the maximum torque experienced by the coil is 0.16 N · m, determine the current in the coil. mA (b) When the magnetic field makes an angle of 35° with the normal to the plane of the coil, determine the magnitude of the torque acting on the...
Chapter 21, Problem 46 GO The triangular coil of wire in the drawing is free to rotate about an axis that is attached along side AC. The current in the loop is 4.31 A, and the magnetic field (parallel to the plane of the loop and side AB) is B = 1.9 T. (a) What is the magnetic moment of the loop, and (b) what is the magnitude of the net torque exerted on the loop by the magnetic field?...
8. A coil consists of 460 turns of wire; each having a radius of 3.80 cm. A current of 1.85 A flows through the coil. The coil is placed in an external magnetic field of 5.34 x 10 – 2 T. a. What is the magnitude of the maximum torque that can act on the coil in this magnetic field? b. What is the magnitude of the torque that acts on the coil when its magnetic field makes an angle...
A current loop contains 100 turns of wire and has dimensions of 0.020m by 0.030m. The current through the loop is 0.10A and the external magnetic field is directed to produce maximum torque. If the magnitude of the magnetic field is 0.030T, determine the a) torque on the loop and b) magnetic moment of coil.
A rectangular coil with sides 0.10 m by 0.25 m has 500 turns of wire. It is rotated about its long axis in a magnetic field of 0.58 T directed perpendicular to the rotation axis. At what frequency must the coil be rotated for it to generate a maximum potential of 110 book says answer is 15.2. please show work and explain! thank you!
A flat rectangular coil of the circular with raduis = 10 cm consisting of N = 100 loops of wire, carrying current = 0.1 A is placed in uniform magnetic field B = 0.01 T that is making an angle theta = 20 degree with the plane of the current loop. What is the value of the magnetic moment M of the loop? What is the magnitude of the torque tau acting on the loop? In which direction the loop...
A circular coil of wire with radius 2 cm and 60 turns is placed in a uniform magnetic field of magnitude 0.8 T. The magnetic field is parallel to the area vector; i.e. perpendicular to the plane of the coil. a) What is the magnetic flux through the coil? b) The magnetic field is decreased to 0 T in 0.1 s. What is the magnitude of the emf induced in the coil during this time interval? c) If the coil...