Chemical Engineering Basics In extrusion of metals, which of the following statement is true ? 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 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 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Isotropic materials have the same __________ in all directions. Elastic properties Thermal properties Induced stresses Density Elastic properties Thermal properties Induced stresses Density ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following will resist maxi-mum shock & vibration without cracking? Grey cast iron Graphite Malleable iron White cast iron Grey cast iron Graphite Malleable iron White cast iron ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In radiative heat transfer, a grey surface is the one, which has Grey appearance to the eye Equal brightness in all directions Zero reflectivity Emissivity independent of wavelength Grey appearance to the eye Equal brightness in all directions Zero reflectivity Emissivity independent of wavelength ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following are made out of the carbon steel having carbon content of 0.9 to 1% ? Small punches, broaches reamers and springs Cutlery, screws, rivets and files Mandrels, twist drills, small lathe tools and razors Forgings like can shaft, structural steel plate, threading dies and drawing dies Small punches, broaches reamers and springs Cutlery, screws, rivets and files Mandrels, twist drills, small lathe tools and razors Forgings like can shaft, structural steel plate, threading dies and drawing dies ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The weight of a body at the centre of the earth is Zero None of these Infinite Same as on the surface of the earth Zero None of these Infinite Same as on the surface of the earth ANSWER DOWNLOAD EXAMIANS APP
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