Magnetism
Mastering Magnetism: A Quiz
Test your knowledge of magnetism with this engaging quiz! Explore the fascinating world of magnets, including permanent and temporary magnets, and the materials used to create them.
You'll discover:
- Key concepts of magnetism
- Types of magnets and their applications
- Materials and methods used in magnet creation
Permanent magnets are made from……..
Tungsten
Brass
Copper
Tin
Which one is natural magnet ?
Load magnet
Horse shoe magnet
Bar magnet
Ring magnet
Which material is used to make temporary magnet?
Nickel
Mumetal
Perm alloy
Mummetal
Which matreial are mostly used for making electro magnet ?
Alnico ally steel
Silicon steel
Tungsten steel
Cast iron
Which one is attracted by magnet through the magnetic substances ?
Iron
Copper
Aluminium
Brass
A magnet can induce magnetism in ……..
Steel
Brass
Aluminium
Glass
Which one of following device has temporary magnet ?
Solenoid
Load speaker
Ear phone
Magnetic needle
Which one of the following magnet is used in energy meter and moving coil instrument ?
Permanent magnet
Temporary magnet
Artifical magnet
Unstable magnet
Which method is used for making permanent magnet for speakers ?
Induction method
Double touch method
Electric current mothod
Single touch method
Which is not the property of temporary magnet ?
N & s poles are always permanent
Strength can be varied
Polarity can be controlled
Magnetising can be controlled
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