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Magnetic Needle

Identify the ...

Question

Identify the following device: Which of the following objects can it detect?

Belt

Mobile phone

Handkerchief

Coins

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Solution

The given object is a metal detector. It is used to detect metallic objects.
Among the given objects, belt, mobile phone, and coins are magnetic and metallic in nature. So, the metal detector can detect them.
However, handkerchief is not magnetic. So, it cannot be detected.

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