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Questions and Answers
The capacitance of a parallel plate capacitor is given by C = εrε0d.
The capacitance of a parallel plate capacitor is given by C = εrε0d.
True (A)
The capacitance of a parallel plate capacitor will not change if the plate separation d changes.
The capacitance of a parallel plate capacitor will not change if the plate separation d changes.
False (B)
The capacitance of a parallel plate capacitor will not change if the area A of overlap of the plates changes.
The capacitance of a parallel plate capacitor will not change if the area A of overlap of the plates changes.
False (B)
A commercially available capacitor displacement sensor can have a range of 0 to 5 mm to 0 to 250 mm.
A commercially available capacitor displacement sensor can have a range of 0 to 5 mm to 0 to 250 mm.
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A push-pull displacement sensor consists of two capacitors.
A push-pull displacement sensor consists of two capacitors.
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