Chemical Engineering Basics In extrusion of metals, which of the following statement is true ? Speed of the extruded material is same as that of ram speed Hollow ram is used for indirect extrusion Redundant work is a function of the die angle Relative motion between the billet surface and the container wall is always present Speed of the extruded material is same as that of ram speed Hollow ram is used for indirect extrusion 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 Out of the following, the lowest packing of atoms exists in __________ crystal lattice structure. Face centred cubic (fcc) Hexagonal close, packed (hcp) Body centred cubic (bcc) Simple cubic Face centred cubic (fcc) Hexagonal close, packed (hcp) Body centred cubic (bcc) Simple cubic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Hydrogen in liquid steels is dissolved In the atomic form In the ionic form As tiny gas bubbles In the molecular form In the atomic form In the ionic form As tiny gas bubbles In the molecular form 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 Terminal velocity Elutriation velocity Minimum fluidisation velocity Superficial velocity Terminal velocity Elutriation velocity Minimum fluidisation velocity Superficial velocity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics A cylinderical rod subjected to a tensile strain within the elastic limit undergoes a volume change. If the volume strain is equal to half the tensile strain, then the Poisson's ratio of the rod is 0.44 0.33 0.25 0.44 0.33 0.25 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Castability of aluminium is increased by the addition of __________ in it. Bismuth Silicon Lead Manganese Bismuth Silicon Lead Manganese ANSWER DOWNLOAD EXAMIANS APP
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