How a Combination Lock Works… it’s amazingly simple and clever!

Posted on January 19th, 2010 by jclick

This is a great video demonstrating how a combination lock works. I’ve never given it much thought but after watching this video I think it’s pretty ingenious.
www.SecurityTechSupport.com
in reference to: YouTube – 481.How combination locks work — BestofYouTube.com (view on Google Sidewiki)

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Ohms Law Video

Posted on January 10th, 2010 by jclick

Check out the link at the bottom of this article.
Ever been confused about OHMS law? This video makes it extremely easy.
I= V/R
I= current
V=voltage
R=resistance
Leave a comment if you’ve got a question or additional information. Thanks!
in reference to: Make: Online : MAKE presents: Ohm’s Law (view on Google Sidewiki)

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