Chemical Engineering Basics Oxygen cylinders used for autogenous (cutting/welding) purposes are Seamless & made of steel Welded steel cylinders Heat treated before use Made by sand casting Seamless & made of steel Welded steel cylinders Heat treated before use Made by sand casting 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 2CaO . SiO₂ 5CaO . 3 Al2O₃ 3CaO . SiO₂ 3CaO . Al2O₃ 2CaO . SiO₂ 5CaO . 3 Al2O₃ 3CaO . SiO₂ 3CaO . Al2O₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics With increase in steam pressure, its specific volume decreases Rapidly first and then slowly Slowly first and then rapidly Linearly Exponentially Rapidly first and then slowly Slowly first and then rapidly Linearly Exponentially ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Salvage value is the most flexible criteria for analysing a financial investment. 'Salvaging' means Disposing off a machine/property on as is where is basis Disposing off machine/property, which is no longer useful in the present scenerio Writing off the obsolete machine/ property Mortgaging the obsolete machine/property Disposing off a machine/property on as is where is basis Disposing off machine/property, which is no longer useful in the present scenerio Writing off the obsolete machine/ property Mortgaging the obsolete machine/property ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Materials used for making permanent magnets containing iron and nickel are made by __________ technique. None of these Forging Powder metallurgy Casting None of these Forging Powder metallurgy Casting ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The wet bulb temperature is lower in dry air than in wet air at the same temperature. A dry bulb thermometer registers a higher temperature than a wet bulb thermometer except at __________ percent relative humidity. None of these 50 100 None of these 50 100 ANSWER DOWNLOAD EXAMIANS APP