Question 16 · LDEK · Fixed appliances
Nickel-titanium alloy:
- A. may assume two types of crystal structures: martensite - in low temperatures and austenite - in high temperatures.
- B. may assume two types of crystal structures: martensite - in high temperatures and austenite - in low temperatures.
- C. exhibits shape memory.
- D. true answers are A and C.
- E. true answers are B and C.
Hint
Match each crystal phase with its temperature range and remember what the transformation between them makes possible.
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