Chemical Engineering Basics Out of the following, the lowest packing of atoms exists in __________ crystal lattice structure. Hexagonal close, packed (hcp) Simple cubic Face centred cubic (fcc) Body centred cubic (bcc) Hexagonal close, packed (hcp) Simple cubic Face centred cubic (fcc) Body centred cubic (bcc) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics At the point of boundary layer separation in fluid flow, the Velocity gradient is flat Density variation is maximum Shear stress is zero Shear stress is maximum Velocity gradient is flat Density variation is maximum Shear stress is zero Shear stress is maximum ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In radiative heat transfer, a grey surface is the one, which has Zero reflectivity Emissivity independent of wavelength 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 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Stretcher strains found in a low carbon sheet are associated with the Texture Yield point phenomenon Dislocation density Thickness of the sheet Texture Yield point phenomenon Dislocation density Thickness of the sheet ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics There are one octahedral void and __________ tetrahedral void in the closest packing of atoms. None of these One Two Three None of these One Two Three ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Function of feed check valve in a boiler is to Facilitate circulation of high pressure feed water Check the water level in the boiler drum Regulate the water flow to boiler Prevent the back flow of water Facilitate circulation of high pressure feed water Check the water level in the boiler drum Regulate the water flow to boiler Prevent the back flow of water ANSWER DOWNLOAD EXAMIANS APP
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