Physics · Instrumentation and Strain Gauges
A resistance wire strain gauge uses a soft iron wire of small diameter. The gauge factor is +4.2. Neglecting the piezoresistive effects, the Poisson's ratio of the wire material is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 12.1
- 21.6✓
- 30.625
- 42.6
Correct answer
1.6
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