Four resistors are used as a Wheastone bridge arrangement. In dynamic deflection operation with R₁ representing a strain gage and R4 representing a potentiometer, the bridge is first balanced by adjusting R4. Va R₂ R₁ Vo differential buffer
Four resistors are used as a Wheastone bridge arrangement. In dynamic deflection operation with R₁ representing a strain gage and R4 representing a potentiometer, the bridge is first balanced by adjusting R4. Va R₂ R₁ Vo differential buffer
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Please give step by step when deriving the equation given.
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how the first line becomes the second line?
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Follow-up Question
R4/R1 = R3/R2 for balanced wheatstone bridge,
so why isn't the equation look like (1+ R2/R3 + R3/R2 + R2*R3/R3*R2) for the middle part in the image given
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Follow-up Question
why the denominator is equal to 1 and how to know Vout is very small than Vin ?
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