In a conventional Bourdon tube pressure gauge, the elastic element used for converting pressure to deformation is of ________ cross-section.

In a conventional Bourdon tube pressure gauge, the elastic element use

1.	In a conventional Bourdon tube pressure gauge, the elastic element used for converting pressure to deformation is of ________ cross-section.
A.	square
B.	triangular
C.	elliptical
D.	circular
Answer» D. circular

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In a conventional Bourdon tube pressure gauge, the elastic element used for converting pressure to deformation is of ________ cross-section.

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