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Subjects
Science State Board
Class 9
Magnetism and electromagnetism
The properties, effects and applications
4.
Basics of magnets and matic field lines
Exercise condition:
3
m.
State
true or false
:
1.
Artificial magnets are made by human beings.
True
False
2.
Magnetic lines of force are open, continuous curves that run the length of a magnet's body
True
False
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