Phys 313 Quiz 21

Question 1

A long wire carries a current to the right. A uniform magnetic field points out of the page. Which direction is the magnetic force on the wire?

• up
• down
• into page
• out of the page

   Answer:  down

Question 2

A loop of wire carries a current in a clockwise direction. It sits in a magnetic field which points out of the page. The net force on this loop is

• to the left
• out of the page
• zero

   Answer:    zero

Question 3

The net magnetic torque on the loop of wire (from Problem 2) is

• to the left
• out of the page
• zero

   Answer:  zero







Copyright © Michael Richmond.
This work is licensed under a Creative Commons License.