Question

list out any four uses of magnetic energy​

Answer 1

Explanation:

Magnets are used to make a tight seal on the doors to refrigerators and freezers. They power speakers in stereos, earphones, and televisions. Magnets are used to store data in computers, and are important in scanning machines called MRIs (magnetic resonance imagers), which doctors use to look inside people's bodies.

Answer 2

Answer

• A compass uses a magnet to direct its needle to the North Pole.
• Magnetically levitated trains , know as mag-lev trains, use magnets under the cars to float above the magnetic tracks because the magnets are repelling each other.
• coins are separated and sorted inside vending machines with magnet.
• one of the most common uses of magnets is to hold things together.

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