Chemical Engineering Basics Sub zero treatment of steel is done to Reduce the retained austenite in hardened steel Suppress martensite transformation Induce temper brittleness after its hardening Enhance its working performance in sub zero atmosphere Reduce the retained austenite in hardened steel Suppress martensite transformation Induce temper brittleness after its hardening Enhance its working performance in sub zero atmosphere ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Notched bar test is used for testing the __________ of a material. Corrosion resistance Impact strength Machinability Endurance limit Corrosion resistance Impact strength Machinability Endurance limit ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics For hardening high alloy steel, it is to be heated slowly and uniformly to avoid Scale formation Warpage Segregation Local hardening Scale formation Warpage Segregation Local hardening ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Speed of a submarine in deep sea & that of an aeroplane is measured by a/an Rotameter Pitot tube Stroboscope Hot wire anemometer Rotameter Pitot tube Stroboscope Hot wire anemometer ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following heat treatment processes is usually applied to castings ? Normalising Tempering Carburising Annealing Normalising Tempering Carburising Annealing ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Lead is poured into the joint between two __________ pipes. Concrete Mild steel Cast iron Asbestos cement Concrete Mild steel Cast iron Asbestos cement ANSWER DOWNLOAD EXAMIANS APP
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