Four strain gauges are bonded onto a cantilever as shown in Figure 8.20(a). Given that the gauges are placed halfway along the cantilever and the cantilever is subject to a downward force of 0.5 N, use the data given below to calculate the resistance of each strain gauge: Strain gauge data Gauge factor Unstrained resistance R, = 120 Q Cantilever data 1 = 25 cm w = 6 cm t = 3 mm Young's modulus E = 70 × 10° Pa Length G = 2.1 Width Thickness

Four strain gauges are bonded onto a cantilever as shown in Figure 8.20(a). Given that the gauges are placed halfway along the cantilever and the cantilever is subject to a downward force of 0.5 N, use the data given below to calculate the resistance of each strain gauge: Strain gauge data Gauge factor Unstrained resistance R, = 120 Q Cantilever data 1 = 25 cm w = 6 cm t = 3 mm Young's modulus E = 70 × 10° Pa Length G = 2.1 Width Thickness

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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