Process Equipment and Plant Design Generally, as the length of the liquid path on a tray is increased beyond 5 ft, the overall column efficiency May increase or decrease depending upon the plate spacing Remains same Decreases Increases May increase or decrease depending upon the plate spacing Remains same Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Optimum economic pipe diameter for fluid flow is determined by the None of these Viscosity of the fluid Total cost considerations (pumping cost plus fixed cost of the pipe) Density of the fluid None of these Viscosity of the fluid Total cost considerations (pumping cost plus fixed cost of the pipe) Density of the fluid ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Circumferential (hoop) stress in a thin cylindrical vessel under internal pressure is __________ the longitudinal stress. Equal to Half Twice Eight times Equal to Half Twice Eight times ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The dust collection efficiency of electrostatic precipitator increases with increase in the Gas flow rate Both A & B Electrode area Neither A nor B Gas flow rate Both A & B Electrode area Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The normal range of velocity of water in pipes is __________ m/sec. 15-30 1-2 10-50 0.1-0.5 15-30 1-2 10-50 0.1-0.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Friction factor for turbulent flow in a new pipe is given by f = 16/NRe f = 25/NRe f = 0.22 NRe0.05 f = 0.04/NRe0.16 f = 16/NRe f = 25/NRe f = 0.22 NRe0.05 f = 0.04/NRe0.16 ANSWER DOWNLOAD EXAMIANS APP