How does a dollar bill changer work?

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How does a dollar bill changer work?

FromBrainStuff

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Length:

2 minutes

Released:

Jan 5, 2015

Format:

Podcast episode

Description

A dollar bill changer doesn't just have to sense a bill's denomination -- it also needs to be able to tell whether bills are fake. Join Marshall Brain as he breaks down the science behind bill changers in this podcast from HowStuffWorks.com. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Released:

Jan 5, 2015

Format:

Podcast episode

Titles in the series (100)

Whether the topic is popcorn or particle physics, you can count on BrainStuff to explore -- and explain -- the everyday science in the world around us.

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How does a dollar bill changer work?

How does a dollar bill changer work?

Description

Titles in the series (100)

More Episodes from BrainStuff

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