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How does a Mechanical Scale work ? (Spring Scale)

The two types of scales: a Hanging Scale and a Floor Scale. The Hanging Scale using a Rack and Pinion Gear and two springs to tell us how far much weight is on the scale. The Pinion Gear turns and ...
JaredOwen on MSN

Mechanical scales explained: the magic behind the weight!

Discover how mechanical scales work in this educational video, featuring a detailed overview of their functioning principles ...