In which magnetic material does the most familiar effect occur?
electric currents
ferromagnetic materials
elementary particles
diamagnetic substance
What is the temperature of a ferromagnetic substance called?
Curie temperature
Velocity temperature
High temperature
Low temperature
Which magnetism is responsible for the effects of daily life?
superparamagnetism
diamagnetism
ferromagnetism
paramagnetism
Which substance is weakly repelled in magnetism?
para magnetic substance
ferro magnetic substance
diamagnetic substance
superparamagnetism substance
Which is the naturally magnetized pieces of the mineral magnetite?
jacobsite
trevorite
franklinite
lodestones
How do the magnetic properties of materials happen?
decrease of the magnetic source
physical shape of the object
temperature of the object
arise from the interactions of unpaired electrons
Which kind of magnetism appears in all materials?
paramagnetism
diamagnetism
ferromagnetism
superparamagnetism
Where does the north pole of a magnet is attracted to?
east pole
west pole
south pole
none of the mentioned
When will the magnetic field disappear in an electromagnet?
when the current turned on
when the current turned off
when the wire repelled
when the magnet attracts
Which creates the magnetic field in an electromagnet?
moving charges
spin magnetic moments
electron configuration
thermal motion
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