Configuration of Bourdon spring tube is never made of _____________ shape?
Correct answer: A. Circular
- A. Circular
- B. Semi-circular
- C. Helical
- D. Spiral
Explanation
Bourdon tubes are commonly formed as C-shaped, helical, or spiral tubes, while a circular form is not a standard configuration. The tube cross-section itself is also generally oval or flattened rather than circular.
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