Heat Transfer Forced circulation evaporators are useful for the concentration of viscous, salting and scale forming liquors. Which of the following is a forced circulation evaporator? Long vertical evaporator Calenderia vertical tube evaporator Horizontal tube evaporator Agitated film evaporator Long vertical evaporator Calenderia vertical tube evaporator Horizontal tube evaporator Agitated film evaporator ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following has the minimum thermal conductivity? Tar Steel Nitrogen Carbon black Tar Steel Nitrogen Carbon black ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following accessories is provided in the vapor line of an evaporator for removing the entrained liquid ? Bleed point Catchall None of the listed here Vent Bleed point Catchall None of the listed here Vent ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In counter flow compared to parallel flow, Less surface area is required for a given heat transfer rate LMTD is greater Both A and B More surface area is required for a given heat transfer rate Less surface area is required for a given heat transfer rate LMTD is greater Both A and B More surface area is required for a given heat transfer rate ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer An insulator should have A porous structure Low thermal conductivity Less resistance to heat flow High thermal conductivity A porous structure Low thermal conductivity Less resistance to heat flow High thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A cube, sphere & a thin circular plate (all having same mass and made of same material) are all heated to 300°C and allowed to cool in natural air. Which one will cool the slowest ? All of these Cube Plate Sphere All of these Cube Plate Sphere ANSWER DOWNLOAD EXAMIANS APP
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