The critical points for steels

Engineering Materials Mcqs
BILAL KHATTAK0

A.Occur at same temperature for all steels
B.Change the chemical composition of steel
C.May change in number on heating or cooling
D.Cause change in physical properties
E.Indicate the minimum temperature below which structural changes in steel are not possible

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  3. Conductivity meter works on the principle of ______________________?
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  5. The factor which affects nucleate pool boiling is
  6. In heat exchanger design, one transfer unit means
  7. If a sample of steel shows unsymmetrical deformation of a piece in quenching, the probable cause could be
  8. Polarimeter works on the principle of_____________?
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