Process Equipment and Plant Design The difficulty of liquid distribution in packed towers is accentuated, when the ratio of tower diameter to packing diameter is > 7 < 15 > 20 < 50 < 7 < 30 > 7 < 15 > 20 < 50 < 7 < 30 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Fouling factor must be included in the calculation of over all design heat transfer coefficient, when the liquid Containing suspended solids flows at high velocity Is of high specific gravity Is highly viscous Containing suspended solids flows at low velocity Containing suspended solids flows at high velocity Is of high specific gravity Is highly viscous Containing suspended solids flows at low velocity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Shell side heat transfer co-efficient in case of square pitch as compared to the triangular pitch under similar condition of fluid flow and tube size is Same More Less Twice Same More Less Twice ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Tube height in a calendria type evaporator is normally less than __________ metres. 1 3.5 2 5.5 1 3.5 2 5.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design If a single tube pass heat exchanger is converted to two passes; for the same flow rate, the pressure drop per unit length in tube side will __________ times. None of these Decrease by 22 Increase by 1.8 Increase by 21.6 None of these Decrease by 22 Increase by 1.8 Increase by 21.6 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The retention time of material in a rotary dryer depends upon its Slope & length Flights arrangement Rpm All of these Slope & length Flights arrangement Rpm All of these ANSWER DOWNLOAD EXAMIANS APP