1.

Strain gauges are resistance devices in a Wheat stone bridge configuration _________

A. which does not requires bridge completion circuitry and an excitation source
B. which requires bridge completion circuitry and an excitation source
C. which neither requires bridge completion circuitry nor an excitation source
D. which requires bridge completion circuitry but does not an excitation source
Answer» C. which neither requires bridge completion circuitry nor an excitation source


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