lafleurbella2050 lafleurbella2050

19-04-2021
Physics

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How is a credit card reader related to magnetism?

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ynwmelly9 ynwmelly9

19-04-2021

The magnetic strip on a card can be 'written' or encoded with information because the tiny iron-based particles that make up the strip can be magnetized in different directions by a device that produces a strong magnetic field

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