It is also called strain scale. It is used for measuring the strain of the areas where it sticks. While it has wide variety of use, we will only talk about force and weighing.
Strain gages stuck on a load cell is shown in below picture. As in the picture, no. 1 strain gage varies when a force is applied to load cell, its length varies as ΔL, and its resistance varies as ΔR.
Strain gages stuck on a load cell is shown in below picture. As in the picture, no. 1 strain gage varies when a force is applied to load cell, its length varies as ΔL, and its resistance varies as ΔR.
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