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Electrical Engineering - Magnetism and Electromagnetism

Exercise : Magnetism and Electromagnetism - True or False
1.
Lenz's law defines the polarity of the induced voltage.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
A magnetic field is made up of flux lines.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
Hysteresis is the number of lines of force per unit area in a magnetic field.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
If a conductor is moved back and forth at a constant rate in a constant magnetic field, the voltage in the conductor will reverse polarity.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
Materials with a low retentivity do not retain a magnetic field very well.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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