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...


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

Extracted 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

Jun 10, 2022
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