Process Equipment and Plant Design Friction factor for turbulent flow in a new pipe is given by f = 0.22 NRe0.05 f = 25/NRe f = 0.04/NRe0.16 f = 16/NRe f = 0.22 NRe0.05 f = 25/NRe f = 0.04/NRe0.16 f = 16/NRe ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Steam economy is defined as the amount of evaporation per unit amount of steam used, while the capacity is the total evaporation obtained per hour. Use of multiple effect in evaporation Both B & C Does not affect the capacity Increases capacity Increases economy Both B & C Does not affect the capacity Increases capacity Increases economy ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In case of a continuous distillation column, increase in reflux ratio may result in the All of these Greater cost for the reboiler heat supply Lower fixed charges for the column Greater cost for the condenser coolant All of these Greater cost for the reboiler heat supply Lower fixed charges for the column Greater cost for the condenser coolant ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for fully open gate valves would be Much less (say 2% than that for fully open globe valves) Both B and C Much more than that for fully open globe valves Around 7 Much less (say 2% than that for fully open globe valves) Both B and C Much more than that for fully open globe valves Around 7 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The approximate liquid depth in an agitation tank is equal to (where, d = tank diameter) D 2 d 0.5 d 0.75 d D 2 d 0.5 d 0.75 d ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Baffle width is normally taken as __________ times the tank diameter. 0.1-0.12 0.2-0.45 0.4-0.5 0.45-0.6 0.1-0.12 0.2-0.45 0.4-0.5 0.45-0.6 ANSWER DOWNLOAD EXAMIANS APP