Condensed Matter Physics-Elastic Properties (CSIR Physical Sciences): Questions 1 - 1 of 1
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Question number: 1
» Condensed Matter Physics » Elastic Properties
Appeared in Year: 2012
A resistance strain gauge is fastened to a steel fixture and subjected to a stress of . If the gauge factor is 3 and the modulus of elasticity of steel is , then the fractional change in resistance of the strain gauge due to the applied stress is –
(Note: The gauge factor is defined as the ratio of the fractional change in resistance to the fractional change in length. ) (June)