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 . SiO₂ 3CaO . Al2O₃ 5CaO . 3 Al2O₃ 2CaO . SiO₂ 3CaO . SiO₂ 3CaO . Al2O₃ 5CaO . 3 Al2O₃ 2CaO . SiO₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Volume of blast furnace slag is about __________ times the volume of hot metal (pig iron) of the same weight 3 1.5 5 7 3 1.5 5 7 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Pipelines carrying various utilities in chemical industries are identified by their colour codes. The color of pipeline carrying steam is Silver grey Black Yellow Green Silver grey Black Yellow Green ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics For a thermodynamic system undergoing a process, which of the following pairs best expresses the relationship similar to that expressed by the pressure volume plot ? Temperature - pressure Enthalpy - entropy Enthalpy-pressure Temperature - entropy Temperature - pressure Enthalpy - entropy Enthalpy-pressure Temperature - entropy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Fatigue resistance of a material is measured by the Elastic limit Endurance limit Ultimate tensile strength Young's modulus Elastic limit Endurance limit Ultimate tensile strength Young's modulus ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The best criterion for analysing an economic investment is the Rate of return criterion Present value method Future value method Salvage value Rate of return criterion Present value method Future value method Salvage value ANSWER DOWNLOAD EXAMIANS APP
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