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 5CaO . 3 Al2O₃ 3CaO . Al2O₃ 2CaO . SiO₂ 3CaO . SiO₂ 5CaO . 3 Al2O₃ 3CaO . Al2O₃ 2CaO . SiO₂ 3CaO . SiO₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The most important consideration, while designing the refrigeration system of an aircraft is that the refrigeration system Consumer minimum horse power Has very high C.O.P Employs minimum quantity of refrigerant Is as light as possible Consumer minimum horse power Has very high C.O.P Employs minimum quantity of refrigerant Is as light as possible ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Laser welding is widely employed in the __________ industries. Electronic Process Heavy Structural Electronic Process Heavy Structural ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Eutectoid reaction for iron-carbon system occurs at a temperature of __________ °C. 959 1493 1147 597 959 1493 1147 597 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Kinematic viscosity of water as compared to that of air is 15% less Same More 15% more 15% less Same More 15% more ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Parallel straight line pattern of temperature distribution for both hot and cold fluids is observed in case of heat exchanger of the type Counter flow with equal heat capacities Parallel flow with unequal heat capacities Counter flow with unequal heat capacities Parallel flow with equal heat capacities Counter flow with equal heat capacities Parallel flow with unequal heat capacities Counter flow with unequal heat capacities Parallel flow with equal heat capacities ANSWER DOWNLOAD EXAMIANS APP
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