Different between
Magnetization and demagnetization
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they are opposites

Explanation:

When we magnetized permanently or temporarily of the ferromagnetic substance then it process is called magnetization. When a piece of iron touches to a magnet then the iron piece will be magnetized. Demagnetization When we remove the magnetic property of the magnet it process is called demagnetization

Explanation:

a high pressure system is a dense air mass that is usually cooler and drier than the surrounding air. a low pressure system is a less dense air mass that is usually wetter and warmer than the surrounding air.

in general, areas that experience high atmospheric pressure also experience fair weather. low pressure systems can cause the formation of clouds and storms. air usually flows from areas of high pressure to areas of low pressure..

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