Multiple Choice
A current-carrying coil of wire is
A) a superconductor.
B) a superconducting magnet.
C) an electromagnet.
D) a magplane in the making.
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q38: Surrounding every magnet is<br>A)a magnetic field.<br>B)an electric
Q39: In general, a common magnet has<br>A)one pole.<br>B)at
Q40: An iron nail is more strongly attracted
Q41: Earth's magnetic field is<br>A)something we've learned to
Q42: To weaken a bar magnet<br>A)drop it on
Q44: When a current-carrying wire is bent into
Q45: Although a magnet can change the direction
Q46: A superconducting magnet uses<br>A)iron cores.<br>B)superconducting coils.<br>C)both of
Q47: The force a magnetic field exerts on
Q48: The force that acts between a pair