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 : Rain of molten lead Blast of air Jet of water at high pressure Mixture of water and air Rain of molten lead Blast of air Jet of water at high pressure Mixture of water and air ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Brinell Hardness Number (BHN) for talc is approximately in the range of 20-30 100-150 1-5 200-250 20-30 100-150 1-5 200-250 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The emf of a Deniell cell Zn | Zn²⁺ || Cu²⁺ | Cu can be increased by Increasing the concentration of copper sulphate solution Increasing the concentration of zinc sulphate solution Decreasing the surface area of the electrodes Increasing the surface area of the electrodes Increasing the concentration of copper sulphate solution Increasing the concentration of zinc sulphate solution Decreasing the surface area of the electrodes Increasing the surface area of the electrodes ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Rain drops falling through atmospheric air attain limited terminal velocity, because of Force of gravity Viscous force exerted by air Upward thrust due to air Surface tension effects of water Force of gravity Viscous force exerted by air Upward thrust due to air Surface tension effects of water ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following metals is the most prone to work hardening? Lead Brass Aluminium Copper Lead Brass Aluminium Copper ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The most important material handling system in an integrated steel plant is the Diesel locomotive Overhead hoists & cranes Truck Belt conveyor Diesel locomotive Overhead hoists & cranes Truck Belt conveyor ANSWER DOWNLOAD EXAMIANS APP
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