engineering recuitment GATE IN Test Series 2023-24 Mock Test Sensors and Industrial Instrumentation Piezoelectric Transducers
A dynamometer arm makes contact with the piezoelectric load cell as shown. The g-constant of the piezoelectric material is 50 × 10-3 vm/N and the surface area of the load cell is 4 cm2. If a torque τ = 20 Nm is applied to the dynamometer, the output voltage Vo of the load cell is
1
4 V
2
5 V
3
10 V
4
16 V