Chemical Engineering Basics In extrusion of metals, which of the following statement is true ? Hollow ram is used for indirect extrusion Speed of the extruded material is same as that of ram speed Redundant work is a function of the die angle Relative motion between the billet surface and the container wall is always present Hollow ram is used for indirect extrusion Speed of the extruded material is same as that of ram speed Redundant work is a function of the die angle Relative motion between the billet surface and the container wall is always present ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Wohler test is a destructive test to find out the __________ strength of a prepared metal specimen. Endurance Tensile Fatigue Creep Endurance Tensile Fatigue Creep ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Lime contains about 90% CaO. Percentage CaO present in limestone is about 50 25 70 80 50 25 70 80 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In age-hardenable alloys, maximum ductility is obtained After overageing In as cast state Immediately after solution treatment and subsequent quenching After optimum ageing After overageing In as cast state Immediately after solution treatment and subsequent quenching After optimum ageing ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The emf of a Deniell cell Zn | Zn²⁺ || Cu²⁺ | Cu can be increased by Increasing the surface area of the electrodes Decreasing the surface area of the electrodes Increasing the concentration of copper sulphate solution Increasing the concentration of zinc sulphate solution Increasing the surface area of the electrodes Decreasing the surface area of the electrodes Increasing the concentration of copper sulphate solution Increasing the concentration of zinc sulphate solution ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Factor of safety is the ratio of the __________ stress to the working stress. Yield Bearing Compressive Tensile Yield Bearing Compressive Tensile ANSWER DOWNLOAD EXAMIANS APP
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