GATE 2017-2018 :: GATE Metallurgical
- Degree and order of the differential equation d2y/dx2 + 3 dy/dx - 6y = 0, respectively, are
- As the concentration of point defects in a crystal increases, its configurational entropy
- In a binary system A-B, εAA, εBB and εAB correspond to A-A, B-B and A-B bond energies respectively. The miscibility gap will occur if
- Critical value of the Gibbs energy of nucleation at equilibrium temperature is
- With respect to the matrix of Al-Cu alloys, G-P zones are
- Which one of the following techniques does NOT require quenching to obtain final case hardness?
- Which one of the following elements is an austenite stabilizer?
- A 0.2 wt.% plain carbon steel sheet is heated and equilibrated in the inter-critical region followed by instant water quenching. The microstructure of the quenched steel sheet consists of
- As compared to the engineering stress-engineering strain curve, the true stress-true strain curve for a given material
- Which one of the following does NOT improve fatigue life of a steel component?
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