Process Equipment and Plant Design Low pressure steam (with saturation temperature between 105 to 120°C) is usually used in the vacuum evaporators, which normally employ a vacuum of about __________ mm Hg (referred to a 760 mm mercury barometer). 450 650 750 250 450 650 750 250 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A stuffing box is used for Facilitating smooth opening and closing of a valve Absorbing the contraction/expansion of pipeline due to temperature changes Prevention of fluid leakage around moving parts Reducing the resistance of fluid flow Facilitating smooth opening and closing of a valve Absorbing the contraction/expansion of pipeline due to temperature changes Prevention of fluid leakage around moving parts Reducing the resistance of fluid flow ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ of water makes it a widely used coolant in heat exchangers. Low viscosity Low corrosiveness High specific heat Low dirt factor Low viscosity Low corrosiveness High specific heat Low dirt factor ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Column support for the roof of cylindrical storage tank must be provided for Small diameter tall tanks Small diameter tanks All of these Large diameter tanks Small diameter tall tanks Small diameter tanks All of these Large diameter tanks ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The operating velocity in the absorption tower is usually 40-50% of the flooding velocity. Packed absorption towers are normally designed for a pressure drop of about __________ mm of water column per metre height of packing. 100-150 43835 20-40 1000-1500 100-150 43835 20-40 1000-1500 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For given number of passes, pitch & tube diameter, the maximum number of tubes that can be accommodated in a shell of tripled inside diameter will be __________ times. Considerably less than 9 Considerably more than 9 About 3 About 9 Considerably less than 9 Considerably more than 9 About 3 About 9 ANSWER DOWNLOAD EXAMIANS APP