Reading Quiz Number 9

Question 1: What are the units of magnetic moment?

  Answer: Amp * square meters

Question 2: A telephone wire carries a current due East. The Earth's magnetic field runs due South. Which way is the magnetic field on the wire?

  Answer: Down.

Question 3: Torque causes objects to

• fall
• translate
• rotate
• heat up
• none of the above

    Answer: Rotate
  

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