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# Force and Torque on Current Loops Solutions Library

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11 solutions

Force and Torque on Current Loops

#### Q. Consider a 200 turn square loop 22 cm on a side.Randomized Variablesl = 22 cmCalculate the magnetic field strength (T) needed on the loop to create...

Solved • Jul 16, 2020

Force and Torque on Current Loops

#### Q. People have proposed driving motors with the earth's magnetic field. This is possible in principle, but the small field means that unrealistically ...

Solved • May 21, 2020

Force and Torque on Current Loops

#### Q. A square current loop 5.2 cm on each side carries a 480 mA current. The loop is in a 0.70 T uniform magnetic field. The axis of the loop, perpendic...

Solved • Apr 10, 2020

Force and Torque on Current Loops

#### Q. Consider the wire loop you used in part A. For the lab, you placed the bottom section of the loop in the magnetic field (between two magnets in a b...

Solved • Mar 11, 2020

Force and Torque on Current Loops

#### Q. An electric current runs through a coil of wire as shown. A permanent magnet is located to the right of the coil. The magnet is free to rotate. Wha...

Solved • Jun 26, 2017

Force and Torque on Current Loops

#### Q. A copper wire is 8.0 m long and has a cross-sectional area of 1 x 10  -4 m2. The wire forms a loop in the shape of a square and is connected to a b...

Solved • Apr 27, 2017

Force and Torque on Current Loops

#### Q. The coil in the figure below lies in the y-z plane, has a current, I, in the direction shown and is free to rotate about the z-axis. What should th...

Solved • Apr 26, 2017

Force and Torque on Current Loops

#### Q. A rigid, rectangular loop, which measures 0.30 m x 0.40 m, carries a current of 7.7 A, as shown. A uniform external magnetic field of magnitude 2.6...

Solved • Mar 22, 2017

Force and Torque on Current Loops

#### Q. A solenoid with N = 16 turns, length L = 0.30 m, and cross-sectional area  A = 2.0 x 10 -3 m2 sits at an angle Φ = 30° with respect to a uniform ma...

Solved • Jan 23, 2017

Force and Torque on Current Loops

#### Q. A circular coil of wire 10.0 cm in diameter has 20 turns and carries a current of I = 10.0 A. The coil is in a region where the magnetic field is B...

Solved • Jan 11, 2017

Force and Torque on Current Loops

#### Q. A square wire 2.0 cm on each side is oriented so that a 5.00 mT magnetic field makes a 30.0° angle with the normal to the plane of the square. If a...

Solved • Jan 10, 2017