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A magnet
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∙ 12y ago
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What is an object that attracts metal?
It is a magnet or a electro-magnet. If you are trying to use it as a metal detector then you will need a really strong magnet!
Which detector is used in tv receivers?
Diode detector
What demodulators PLL is used?
FM detector And Evelope detector
5 uses for a magnet?
electric motor, dynamo / alternator, loud speaker, rail gun, metal detector,
What is is a passive ground detector?
it is a detector that does not change the conditions in which it is being used
Can a lie detector be used in theft cases?
A lie detector cannot be used in court. On rare occasions it can be used as an investigation tool. Check with an attorney.
What is polymorph used for?
Polymorph is used as a lie detector.
Can a magnet be used to fine real gold jewelry?
No gold is non magnetic, but electromagnetism using a metal detector can. New designs differentiate ferrous metals like iron from nonmagnetic metals like gold, brass and copper.This known as ferro magnetism and dia magnetism. The detector has a meter or headphone signal to tell one from another.
What is a small magnet used to give direction?
small magnet used to give direction
What tester is used for hydrogen?
hydrogen detector
Was the smoke detector originally used on a mission?
no it was not
What is VG 2 on radar detectors?
Vg-2 is a radar detector detector used by police in areas that its illegal to posses a radar detector. However, its barely used as most police departments now use to spectre1-5.
