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Metallurgical Engineering Electrometallurgy And Corrosion Difficulty: Medium

An advantage of a gamma ray source is . . . . . . . . process removes fines and foreign matter, partly clay coating from the sand and partially removes the carbonaceous and organic materials from sand grains. In thermit welding heat is generated from From an alloy, two specimens are machined and tested separately under tension and compression. The engineering stress-strain curves as well as the true stress-true strain curves for tension and compression are plotted in the same diagram. Identify the correct statements: P. The engineering stress-strain curves in tension and compression are identical. Q. The true stress-true strain curve in compression is lower than the true stresstrue strain curve in tension due to Bauschinger effect. R. The true stress-true strain curve in tension is above the corresponding engineering stress-strain, curve. S. The true stress-true strain curve in tension and compression are identical. The respective units for dislocation density and stress intensity factor are