Chemical Engineering Basics Protection of ship hulls against sea water corrosion is done by coating with zinc because of the fact that zinc compared to iron is Reduced preferentially Cheaper Oxidised preferentially Lighter Reduced preferentially Cheaper Oxidised preferentially Lighter ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Carbon is present in the form of __________ in grey cast iron. Spheroids Nodular aggregates of graphite Flakes Cementite Spheroids Nodular aggregates of graphite Flakes Cementite ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics A highly elastic material is deformed least on loading and retains its original form on removal of the load. Which of the following is the most elastic material? Brass Rubber Glass Steel Brass Rubber Glass Steel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The velocity at which individual particles from a fluidised bed are carried away by the fluid passing through it, is defined as the Elutriation velocity Minimum fluidisation velocity Terminal velocity Superficial velocity Elutriation velocity Minimum fluidisation velocity Terminal velocity Superficial velocity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Unit of viscosity in CGS system is Gm . cm . sec⁻¹ Gm .cm⁻², sec⁻¹ Gm . cm² . sec⁻² Gm .cm⁻¹ sec⁻¹ Gm . cm . sec⁻¹ Gm .cm⁻², sec⁻¹ Gm . cm² . sec⁻² Gm .cm⁻¹ sec⁻¹ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics For hardening high alloy steel, it is to be heated slowly and uniformly to avoid Segregation Scale formation Local hardening Warpage Segregation Scale formation Local hardening Warpage ANSWER DOWNLOAD EXAMIANS APP
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