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How does the metal detector at …

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How does the metal detector at the airports work?

Posted by Medha Bhatt 5 years, 10 months ago

CBSE > Class 12 > Physics

1 answers

Tamanna Sharma 5 years, 10 months ago

This is simply based on the PI principle, its a setup of transmitting pulse (small magnetic field) and detection of these pulse. If any metallic object is placed in this it create a field in opposite direction and detecter can detect the metallic object

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