
MAGNETS AND MAGNETIC FIELD QUIZ
Authored by Oliver Delos Santos
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University
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When a magnetizing force is removed from a material, the kind of magnetism that remains is called
strong.
weak.
residual.
electromagnetism.
flux.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The kind of magnet that is made by wrapping a coil of wire around a bar of steel is called
a permanent magnet.
an electromagnet.
a transformer.
a pole magnet.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Magnetic lines of force are known as __________
induction.
poles.
attracting influences.
flux
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Flux density is an indication of __________
repulsion.
an electromagnet.
a permanent magnet.
field strength.
a temporary magnet.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The magnetism present in a piece of soft steel held near a magnet is called __________
induced magnetism.
residual magnetism.
insulated magnetism.
electromagnetism.
permanent magnetism.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The number of lines of force per CSA is a measure of __________
magnetic flux density.
magnetic intensity.
the laws of magnets.
flux.
flux patterns.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Magnetic properties are possessed by __________
iron and steel only.
nickel, cobalt, and gadolinium only.
the materials stated in (a) and (b) only.
hard and soft steel only.
all materials.
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