Chemical Engineering Basics In age-hardenable alloys, maximum ductility is obtained After optimum ageing In as cast state Immediately after solution treatment and subsequent quenching After overageing After optimum ageing In as cast state Immediately after solution treatment and subsequent quenching After overageing ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Alumina, silica, lime and iron oxide are the basic raw material for the manufacture of portland cement. The component of Portland cement which first hardens is 3CaO . Al2O₃ 3CaO . SiO₂ 2CaO . SiO₂ 5CaO . 3 Al2O₃ 3CaO . Al2O₃ 3CaO . SiO₂ 2CaO . SiO₂ 5CaO . 3 Al2O₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Brinell Hardness Number (BHN) for talc is approximately in the range of 100-150 1-5 20-30 200-250 100-150 1-5 20-30 200-250 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics A suitable lubricant used for watches is Metallic soap solution Palm oil Hazel-nut oil Grease Metallic soap solution Palm oil Hazel-nut oil Grease ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Isotropic materials have the same __________ in all directions. Elastic properties Thermal properties Density Induced stresses Elastic properties Thermal properties Density Induced stresses ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The stress at which a metal fails by fatigue lies Near the fracture point of the stress-strain curve In the elastic range None of these In the plastic range Near the fracture point of the stress-strain curve In the elastic range None of these In the plastic range ANSWER DOWNLOAD EXAMIANS APP