When a ferromagnetic material that has been magnetized is brought to a temperature greater than the Curie temperature, what happens to its residual magnetism?
a. Nothing happens to the residual magnetism.
b. The residual magnetism disappears.
c. The residual magnetism reaches it's highest value.
d. All the magnetic domains causing magnetism become a single domain.
e. The material of the magnet melts causing currents that are magnetic.
b
You might also like to view...
State what a plume is.
What will be an ideal response?
Which diagram(s) represent(s) a latitude at which the Sun sometimes remains below the horizon during a full 24-hour period?
What will be an ideal response?
Suppose you have a helium-filled weather balloon above the house. As a storm leaves, the atmospheric pressure rises. Assuming the air temperature is the same, the volume of the balloon will ________.
What will be an ideal response?
The energy level diagram for hydrogen
The smallest energy of an absorbed photon that will raise a hydrogen atom from its ground state to its first excited state is
a.
1.5 eV.
b.
1.9 eV.
c.
3.4 eV.
d.
10.2 eV.
e.
13.6 eV.