Airport Metal Detectors?

Answer

Airport metal detectors are electronic instruments that are security measures for identifying different types of metal objects. They are secured at a passage and their alarm noise goes off when they detect some metal on a person.
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Ask.com Answer for: how do airport metal detectors work
How Metal Detectors Work
How Metal Detectors Work
Mention the words metal detector and you'll get completely different reactions from different people. For instance, some people think of combing a beach in search... More »
Source: www.howstuffworks.com
Airport metal detectors work on pulse induction when you walk through them. They are very effective in assuring our safety from guns, knives, and any other dangerous metals.
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Metal detectors work by using electromagnetic induction in order to detect metal and by using an oscillator that has a current that creates a magnetic field. ...
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