Physics, 12.02.2020 00:29 tristanlindor5908
Consider a Wheatstone bridge circuit that has all fixed resistances equal to 100 V and with a strain gauge located at the R1 position, which has a value of 100 V under conditions of zero strain. The strain gauge is mounted so as to sense longitudinal strain for a thin-walled pressure vessel made of steel that has a wall thickness of 2 cm and a diameter of 2 m. The strain gauge has a gauge factor of 2 and cannot sustain a power dissipation of more than 0.25W. What is the maximum static sensitivity that can be achieved with this proposed measurement system? Is this static sensitivity constant with input pressure? If not, under what conditions would it be reasonable to assume a constant static sensitivity? The static sensitivity should be expressed in units of V/kPa.
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Consider a Wheatstone bridge circuit that has all fixed resistances equal to 100 V and with a strain...
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