Exercise: Magnetism And Electromagnetism

Questions for: Magnetism And Electromagnetism

The ability of a material to maintain a magnetized state (without the presence of a magnetizing force) is called hysteresis.
A:
True
B:
False
C:
D:
Answer: B
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The Hall voltage is the voltage created by a conductor moving through a magnetic field.
A:
True
B:
False
C:
D:
Answer: B
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Magnetic flux flows from the north pole to the south pole within the magnet.
A:
True
B:
False
C:
D:
Answer: B
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The ability of a material to maintain a magnetized state (without the presence of a magnetizing force) is called retentivity.
A:
True
B:
False
C:
D:
Answer: A
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The unit of magnetic flux density is the weber.
A:
True
B:
False
C:
D:
Answer: B
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