Chemical Engineering Basics __________ joint is usually used for joining cast iron pipes mostly used for temporary pipelines, where it may be necessary to dismantle & reassemble the pipeline very frequently. Flanged Bell and Spigot Collar Expansion Flanged Bell and Spigot Collar Expansion ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In radiative heat transfer, a grey surface is the one, which has 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 Grey appearance to the eye ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics __________ of air does not increase with increase in temperature. Density Thermal diffusivity Thermal conductivity Viscosity Density Thermal diffusivity Thermal conductivity Viscosity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following phenomenon/ phenomena is/are diffusion controlled ? Recrystallisation Cross-slip Dislocation climb Twinning Recrystallisation Cross-slip Dislocation climb Twinning ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics 1% concentration of water vapor in air is equivalent to __________ ppm (parts per million). 100 10 10000 1000 100 10 10000 1000 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following metals reacts violently with water ? Magnesium Mercury Calcium Sodium Magnesium Mercury Calcium Sodium ANSWER DOWNLOAD EXAMIANS APP