Chemical Engineering Basics Eutectic reaction for iron-carbon system occurs at a temperature of __________ °C. 959 1147 1493 723 959 1147 1493 723 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Steel produced from phosphatic iron is __________ in nature. Ductile Malleable Tough Brittle Ductile Malleable Tough Brittle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Limestone addition in the blast furnace is done to flux __________ present in the raw materials. SiO₂ MnO₂ P Al2O₃ SiO₂ MnO₂ P Al2O₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Sub zero treatment of steel is done to 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 Reduce the retained austenite in hardened steel Suppress martensite transformation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics For hardening high alloy steel, it is to be heated slowly and uniformly to avoid Local hardening Warpage Segregation Scale formation Local hardening Warpage Segregation Scale formation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Powder metallurgy is used to produce Porosity free components Components of large size High precision components with complex cavities and sharp features Components of such alloys whose constituents do not form alloys readily Porosity free components Components of large size High precision components with complex cavities and sharp features Components of such alloys whose constituents do not form alloys readily ANSWER DOWNLOAD EXAMIANS APP
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