Chemical Engineering Basics __________ is the hardest oxide and is hence used where high wear resistance at high temperature is required. Beryllia Alumina Magnesia Zirconia Beryllia Alumina Magnesia Zirconia 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 5 3 7 1.5 5 3 7 1.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The ratio of thermal & electrical conductivity is same for all the metals at the same temperature ; and at around room temperature, this ratio is proportional to(where, T = absolute temperature, °K) T T² 1/T² 1/T T T² 1/T² 1/T ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following materials has the maximum shrinkage allowance ? Aluminium alloy Brass Cast iron Lead Aluminium alloy Brass Cast iron Lead ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In a casting, cold shut defect is caused by Melt-mould reactions Very low mould permeability Low pounhg temperature Faulty gating system Melt-mould reactions Very low mould permeability Low pounhg temperature Faulty gating system ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Carbon is present in the form of __________ in grey cast iron. Cementite Nodular aggregates of graphite Flakes Spheroids Cementite Nodular aggregates of graphite Flakes Spheroids ANSWER DOWNLOAD EXAMIANS APP
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