engineering recuitment GATE IN Test Series 2023-24 Mock Test Sensors and Industrial Instrumentation Resistive Transducers
A resistance strain gauge with a guage factor of 3 is fixed to a steel member subjected to a stress of 100 N / mm. The Young’s modulus of steel is 2 × 105 N / mm2.
The percentage change in resistance is1
0.1%
2
0.15%
3
1.0%
4
1.5%