Process Equipment and Plant Design Which of the following lengths of heat exchanger tubes are normally not used in practice? 10 metres 0.5 metre 2.5 metres 6 metres 10 metres 0.5 metre 2.5 metres 6 metres ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The safe height (h) to diameter (d) ratio (i.e., h/d) for liquid/petro fuel storage tank of capacity more than 45 kilolitres is less than 3 2 1 3.5 3 2 1 3.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A forced circulation long tube vertical evaporator as compared to the natural circulation evaporator Employs high velocity, high heat transfer rate and less heating surface requirement Is economical in operation Both B & C Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle Employs high velocity, high heat transfer rate and less heating surface requirement Is economical in operation Both B & C Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Diameter of bubble caps used in high pressure columns is __________ as compared to that used in identical vacuum columns. More Less Either A or B; no generalisation can be made Same More Less Either A or B; no generalisation can be made Same ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design At the following point for a given packing and set of fluids, the pressure drop per metre of packed height, with variation in fluid rates and operating pressure May increase or decrease depending upon the solubility of the gas in the liquid Decreases Remains same Increases May increase or decrease depending upon the solubility of the gas in the liquid Decreases Remains same Increases ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, tube side __________ of the mass velocity. Pressure drop is proportional to the square Heat transfer co-efficient is proportional to 0.8th power Both A & B Neither A nor B Pressure drop is proportional to the square Heat transfer co-efficient is proportional to 0.8th power Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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