Wax pattern is ideally invested immediately to decrease the dimensional changes caused by_______________?
Correct answer: C. Relaxation of the internal stresses
- A. Decrease flow
- B. Continuous expansion
- C. Relaxation of the internal stresses
- D. Water loss
Explanation
Wax patterns contain internal stresses that gradually relax, causing distortion if investing is delayed. Immediate investing reduces the time available for this stress relaxation and helps preserve the pattern dimensions.
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