Chemical Engineering Basics For hardening high alloy steel, it is to be heated slowly and uniformly to avoid Segregation Local hardening Scale formation Warpage Segregation Local hardening Scale formation Warpage ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Surface tension is due to the __________ forces. Viscous Cohesive Adhesive Difference between adhesive & cohesive Viscous Cohesive Adhesive Difference between adhesive & cohesive ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics __________ is not a heat treatment process. Martempering Cyaniding Austempering Pakerising Martempering Cyaniding Austempering Pakerising ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The size of the tetrahedral void in the closest packing of atoms is __________ that of the octahedral void. Equal to Less than Either A, B or C; depends on the size of atom Greater than Equal to Less than Either A, B or C; depends on the size of atom Greater than ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics If a heat transfer surface is pock-marked with a number of cavities, then as compared to a smooth surface the heat transfer by __________ will not increase. Conduction Radiation Convection Nucleate boiling Conduction Radiation Convection Nucleate boiling ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In "Imperial Smelting Process" for extraction of zinc, zinc vapour thus produced is quenched in the external condenser by the use of the following : Blast of air Rain of molten lead Mixture of water and air Jet of water at high pressure Blast of air Rain of molten lead Mixture of water and air Jet of water at high pressure ANSWER DOWNLOAD EXAMIANS APP
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