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Mechanical transducers sense __________

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in Electrical Measurements by (148k points)
Mechanical transducers sense __________

(a) electrical changes

(b) physical changes

(c) chemical changes

(d) biological changes

I have been asked this question in an international level competition.

Origin of the question is Transducers topic in chapter Transducers of Electrical Measurements

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The correct option is (b) physical changes

To explain I would say: A mechanical transducer senses the changes in a system’s physical condition and gives an output. When a bimetallic strip is subjected to changes in temperature, the output is the displacement of the strip mechanically.

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