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Experimental Stress Analysis
NOTEBOOK

Vishay Measurements Group

Issue 17 - October 1991

Contents

Well, Strain Is ... Uh ... - Editorial ... Page 1 - The simple concept of mechanical strain can be difficult to describe.

A Brief History of Strain - Strain Measurement Technology ... Page 2 - Well Strain Is ... Uh ... Elementary concepts of strain, including absolute, stretch, natural, unit, Eulerian, and Lagrangian. How the grid of a strain gage measures Eulerian strain. (See also Issue 18. )

A Simple Demonstration of Strain Geometry - Student Exercise ... Page 9 (An online version is also available.) - Use a thin metal strip bent around a cylinder to demonstrate the concept of strain and experimentally verify strain gage measurements. How to use the strip as a radius and thickness gage.

Student Gage Usage - Educational Materials ... Page 15 - Review of the intended uses of Student Gages. How to qualify and order them.

To request a copy of this issue, contact the Educational Program Coordinator.