Chemical Engineering Basics The emf of a Deniell cell Zn | Zn²⁺ || Cu²⁺ | Cu can be increased by Decreasing the surface area of the electrodes Increasing the concentration of zinc sulphate solution Increasing the surface area of the electrodes Increasing the concentration of copper sulphate solution Decreasing the surface area of the electrodes Increasing the concentration of zinc sulphate solution Increasing the surface area of the electrodes Increasing the concentration of copper sulphate solution ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Out of the following, the most ductile material is Copper Mild steel Nickel Aluminium Copper Mild steel Nickel Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Carbon is present in the form of __________ in grey cast iron. Flakes Cementite Nodular aggregates of graphite Spheroids Flakes Cementite Nodular aggregates of graphite Spheroids ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The velocity of sound in air is independent of changes in its Humidity Temperature Pressure None of these Humidity Temperature Pressure None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In a casting, cold shut defect is caused by Very low mould permeability Faulty gating system Melt-mould reactions Low pounhg temperature Very low mould permeability Faulty gating system Melt-mould reactions Low pounhg temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Silicon crystal can be converted to p-type semi-conductor by doping with Phosphorous Carbon Nitrogen Boron Phosphorous Carbon Nitrogen Boron ANSWER DOWNLOAD EXAMIANS APP
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