A strain gauge, having a gauge factor of 2, is mounted a rectangular steel bar (Em=200 x 10 ° N/m2). The bar is 4 wide and 1 cm high, and subjected to a tensile force of 3 the resistance of the gauge is 120 in the absence of axia The stress in the bar in KN/m² Choose...
A strain gauge, having a gauge factor of 2, is mounted a rectangular steel bar (Em=200 x 10 ° N/m2). The bar is 4 wide and 1 cm high, and subjected to a tensile force of 3 the resistance of the gauge is 120 in the absence of axia The stress in the bar in KN/m² Choose...
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
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
Transcribed Image Text:A strain gauge, having a gauge factor of 2, is mounted on a
rectangular steel bar (Em=200 x 10 ° N/m2). The bar is 4 cm
wide and 1 cm high, and subjected to a tensile force of 30 kN.
the resistance of the gauge is 120 in the absence of axial load
The stress in the bar in KN/m²
Choose...
The strain in the bar in microstrain
Choose...
The reference resistor
Choose...
The resistance change of the strain gauge Choose...
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