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hold a piece of iron or magnesium up to it and if it attracts it is magnetic
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∙ 13y ago
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What are hard and soft materials?
The magnetic materials which can magnetise and de-magnetise easily are called "soft magnetic materials" example:-ferrites,iron-cobalt alloy. The magnetic materials which cannot magnetise and de-magnetise easily are called "hard magnetic materials" example:-aluminium(al),nickel-cobalt alloy.
What is the verb form for magnet?
magnetise
How do you magnetise copper?
you really can't
What did Isaac Newton prove about we see an object?
Light bonuses of an object
What metal is easier to magnetise iron or steel?
Iron.
How can you magnetise stainless steel?
Heating should do it
How can you prove that an object is a magnet?
See whether that object can attract nickel,steel,and metal.
How do you magnetise water?
You put a magnet in it poo face! dur
What ways can you magnetise an object?
The easiest is to align the object with the earth's magnetic field and pound on it with a hammer, but this is slow. Another is to rub one pole of a magnet repeatedly in the same direction along it. The fastest is to place it inside an electromagnet solenoid and power the electromagnet from a DC power source.
How do you prove idempotent law?
The same way you prove anything else. You need to be clear on what you have and what you want. You can prove it directly, by contradiction, or by induction. If you have an object which is idempotent (x = xx), you will need to use whatever definitions and theorems which apply to that object, according to what set it belongs to.
What evidence is needed to prove work is not being done?
an object moves
How would you magnetise a needle?
stroke it one vay repeatedly against a magnet
