How Do Vending Machines Detect Fake Coins?
Thanks! Share it with your friends!
URL
Sorry, only registred users can create playlists.
472
Views
Description
This machine can decipher coins with pinpoint accuracy. Light sensors measure the size while electromagnets detect the metal type of the coin.
MACHINES: HOW THEY WORK
Thursdays 10/9c on Science
http://www.sciencechannel.com/tv-shows/machines-how-they-work/
Subscribe to Science Channel:
http://bit.ly/SubscribeScience
Check out SCI2 for infinitely awesome science videos. Every day.
http://bit.ly/SCI2YT
Download the TestTube app:
http://testu.be/1ndmmMq
MACHINES: HOW THEY WORK
Thursdays 10/9c on Science
http://www.sciencechannel.com/tv-shows/machines-how-they-work/
Subscribe to Science Channel:
http://bit.ly/SubscribeScience
Check out SCI2 for infinitely awesome science videos. Every day.
http://bit.ly/SCI2YT
Download the TestTube app:
http://testu.be/1ndmmMq
Post your comment
Comments
Be the first to comment
