Chemical Engineering Basics Lead is added to 60:40 brass primarily to improve Corrosion resistance Strength Machinability Fluidity Corrosion resistance Strength Machinability Fluidity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following is not a characteristic observed in material failure by fatigue fracture ? Plastic deformation of material does not occur Presence of both rough & smooth zone with conchoidal markings in smooth zone of the surface Initation of crack occurs on the surface of the machine part Initiation of crack from below the surface does not occur Plastic deformation of material does not occur Presence of both rough & smooth zone with conchoidal markings in smooth zone of the surface Initation of crack occurs on the surface of the machine part Initiation of crack from below the surface does not occur 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 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 Decreasing the surface area of the electrodes ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Isotropic materials have the same __________ in all directions. Induced stresses Elastic properties Thermal properties Density Induced stresses Elastic properties Thermal properties Density ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics At the point of boundary layer separation in fluid flow, the Shear stress is zero Density variation is maximum Velocity gradient is flat Shear stress is maximum Shear stress is zero Density variation is maximum Velocity gradient is flat Shear stress is maximum ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Specific heat of an ideal gas depends upon its Temperature Volume Pressure Molecular weight Temperature Volume Pressure Molecular weight ANSWER DOWNLOAD EXAMIANS APP
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