ISRO Mechanical & Aerospace 2023 - Question 52

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Topic: Material Science

What is the kind of deformation that occurs in shape memory alloys?

  • A. Thermo Plastic
  • B. Plastic
  • C. Thermo Elastic
  • D. None

Answer: C. Thermo Elastic

Explanation: Shape memory alloys return to their pre-deformed shape upon heating. This shape memory effect is the result of a solid-state, diffusionless phase transformation known as a thermo-elastic martensitic transformation.

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