Chemical Engineering Basics __________ is the hardest oxide and is hence used where high wear resistance at high temperature is required. Zirconia Alumina Beryllia Magnesia Zirconia Alumina Beryllia Magnesia ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following is an example of cathodic protection of metals against corrosion ? Lead lined reactor Galvanised iron Painted steel Case hardened steel Lead lined reactor Galvanised iron Painted steel Case hardened steel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following welding processes employs the highest welding temperature ? Thermit welding Gas welding Arc welding Resistance welding Thermit welding Gas welding Arc welding Resistance welding ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Oxygen cylinders used for autogenous (cutting/welding) purposes are Made by sand casting Heat treated before use Welded steel cylinders Seamless & made of steel Made by sand casting Heat treated before use Welded steel cylinders Seamless & made of steel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Specific heat of an ideal gas depends upon its Pressure Volume Molecular weight Temperature Pressure Volume Molecular weight Temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature strength are Molybdenun, tungsten & chromium Cobalt, zirconium & molybdenum Cobalt, chromium & nickel Cobalt, chromium & tungsten Molybdenun, tungsten & chromium Cobalt, zirconium & molybdenum Cobalt, chromium & nickel Cobalt, chromium & tungsten ANSWER DOWNLOAD EXAMIANS APP
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