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A differential capacitive sensor is interfaced using an op-amp circuit shown in the figure below. The parallel plate approximation can be used for the sensor capacitors with D=200 um, L=0.0001753 as the dimensions of the sensor and x-6.78e-008 as the lateral displacement, accordingly, find the ratio of the total capacitance changes to the original capacitance (C) of the sensor? 2L C2 L+x L-x Select one: O1.29e-4 O1.93e-4 O 3.87e-4 7.74e-4

A differential capacitive sensor is interfaced using an op-amp circuit shown in the figure below. The parallel plate approximation can be used for the sensor capacitors with D=200 um, L=0.0001753 as the dimensions of the sensor and x-6.78e-008 as the lateral displacement, accordingly, find the ratio of the total capacitance changes to the original capacitance (C) of the sensor? 2L C2 L+x L-x Select one: O1.29e-4 O1.93e-4 O 3.87e-4 7.74e-4

Introductory Circuit Analysis (13th Edition)
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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A differential capacitive sensor is interfaced using an op-amp circuit shown in the figure below. The parallel plate approximation can be used for the sensor capacitors with D=200 um, L-0.0001753 as the dimensions of the sensor and x-6.78e-008 as the lateral displacement, accordingly, find the ratio of the total capacitance changes to the original capacitance (C) of the sensor? C1 2L Uo C2 C1 必2 L+X L-x Ui Select one: O1.29e-4 O1.93e-4 O 3.87e-4 07.74e-4
Transcribed Image Text:A differential capacitive sensor is interfaced using an op-amp circuit shown in the figure below. The parallel plate approximation can be used for the sensor capacitors with D=200 um, L-0.0001753 as the dimensions of the sensor and x-6.78e-008 as the lateral displacement, accordingly, find the ratio of the total capacitance changes to the original capacitance (C) of the sensor? C1 2L Uo C2 C1 必2 L+X L-x Ui Select one: O1.29e-4 O1.93e-4 O 3.87e-4 07.74e-4
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