Chemical Engineering Basics Maraging steels derive their strength from the following mechanism: Fine dispersions of intermetallics of Fe, Ni, Ti etc Fine dispersions of alloy carbides in a ferrite matrix Fine dispersions of Fe₃ C nucleated on dislocations in austenite A fine, highly dislocated and strong martensite Fine dispersions of intermetallics of Fe, Ni, Ti etc Fine dispersions of alloy carbides in a ferrite matrix Fine dispersions of Fe₃ C nucleated on dislocations in austenite A fine, highly dislocated and strong martensite ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following will resist maxi-mum shock & vibration without cracking? Graphite White cast iron Grey cast iron Malleable iron Graphite White cast iron Grey cast iron Malleable iron ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics During sensible cooling of air, its wet bulb temperature Decreases & the dew point increases Increases & the dew point decreases Decreases but dew point remains constant Increases but dew point remains constant Decreases & the dew point increases Increases & the dew point decreases Decreases but dew point remains constant Increases but dew point remains constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The total frictional resistance to fluid flow does not depend upon the Roughness of the surface Fluid density Fluid pressure Fluid velocity Roughness of the surface Fluid density Fluid pressure Fluid velocity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In a casting, cold shut defect is caused by Melt-mould reactions Very low mould permeability Faulty gating system Low pounhg temperature Melt-mould reactions Very low mould permeability Faulty gating system Low pounhg temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Capacity & power requirement for an air compressor working at high altitude compared to sea-level will be More Either more or less; depends on the climatic conditions Less Same More Either more or less; depends on the climatic conditions Less Same ANSWER DOWNLOAD EXAMIANS APP
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