Determine at what value of r3 will the bridge null

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Reference no: EM13225339

A sensor with a nominal resistance of 50 ? is used in a bridge with R1 = R2 = 100 ?, V = 10.0 V, and R3 = 100 potentiometer. It is necessary to resolve 0.1 changes of the sensor resistance.

A) At what value of R3 will the bridge null?

B) What voltage resolution must the null detector possess?

Reference no: EM13225339

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