Process Equipment and Plant Design The diameter of a propeller agitator used in agitation tank ranges from __________ percent of the tank diameter and its peripherial speed is normally 300 to 500 metres/minute. 5 to 10 15 to 30 40 to 50 55 to 75 5 to 10 15 to 30 40 to 50 55 to 75 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Liquid redistribution should be done in a packed tower packed with raschig rings every 6 metres or __________ times the column diameter, whichever is lower. 2.5-3.0 15-20 5-7.5 10-12.5 2.5-3.0 15-20 5-7.5 10-12.5 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 equivalent diameter for fluid flow through a channel of constant non-circular cross section of area 'A' is given by (where, P = perimeter of the channel in contact with the fluid) 4 A/P 4 P/A √A A/P 4 A/P 4 P/A √A A/P ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In case of 1.5" heat exchanger tubes, the inside flow area __________ with decrease in BWG. Decreases Remains same None of these Increases Decreases Remains same None of these Increases ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a multiple effect evaporator system having 'n' effects, the amount of water evaporated per unit surface area in approximately equal to __________ times that in a single effect. (1/n)th 0.5 nth nth 1.5 nth (1/n)th 0.5 nth nth 1.5 nth ANSWER DOWNLOAD EXAMIANS APP