Process Equipment and Plant Design Saddle supports are used for supporting __________ vessels. Horizontal cylinderical Thick walled vertical Thick spherical Tall vertical Horizontal cylinderical Thick walled vertical Thick spherical Tall vertical 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 Is of high specific gravity Containing suspended solids flows at high velocity Containing suspended solids flows at low velocity Is highly viscous Is of high specific gravity Containing suspended solids flows at high velocity Containing suspended solids flows at low velocity Is highly viscous ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, triangular pitch arrangement as compared to square pitch arrangement Creates relatively lower turbulence on the shell side resulting in lower shell side heat transfer co-efficient Facilitates easier shell side cleaning; hence is more suitable for handling high dirt factor shell side fluid Results in higher shell side pressure drop Can accomodate less number of tubes for a given shell diameter Creates relatively lower turbulence on the shell side resulting in lower shell side heat transfer co-efficient Facilitates easier shell side cleaning; hence is more suitable for handling high dirt factor shell side fluid Results in higher shell side pressure drop Can accomodate less number of tubes for a given shell diameter ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The maximum liquid gradient over a tray must not exceed 2"-3.5" Half the tray spacing 5" 0.5" -1.25" 2"-3.5" Half the tray spacing 5" 0.5" -1.25" ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Tube side pressure drop in a 1-2 heat exchanger (for turbulent flow of fluids through the tubes) is about __________ times, that in a 1-1 heat exchanger having the same size & number of tubes and operated at the same liquid flow rate. 8 1/2 4 2 8 1/2 4 2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A 'rupture disc' is provided in chemical equipments as an accessory meant for Relieving excess pressure Creating turbulence Avoiding vortex formation Enhancing mixing rate Relieving excess pressure Creating turbulence Avoiding vortex formation Enhancing mixing rate ANSWER DOWNLOAD EXAMIANS APP