Heat Transfer Which is the best tube arrangement (in a shell and tube heat exchanger) if the fluids are clean and non-fouling? Triangular pitch None of these Diagonal square pitch Square pitch Triangular pitch None of these Diagonal square pitch Square pitch ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Steam economy in case of a triple effect evaporator will be < 1 > 1 1 Between 0 and 1 < 1 > 1 1 Between 0 and 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube heat exchanger, square pitch compared to triangular pitch Gives a lower shell side pressure drop Can pack more surface area into a shell of given diameter Gives a higher shell side pressure drop None of these Gives a lower shell side pressure drop Can pack more surface area into a shell of given diameter Gives a higher shell side pressure drop None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer An insulator should have Less resistance to heat flow High thermal conductivity A porous structure Low thermal conductivity Less resistance to heat flow High thermal conductivity A porous structure Low thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For the same heat load and mass flow rate in the tube side of a shell and tube heat exchanger, one may use multipass on the tube side, because it None of these Increases the overall heat transfer coefficient Decreases the outlet temperature of cooling medium Decreases the pressure drop None of these Increases the overall heat transfer coefficient Decreases the outlet temperature of cooling medium Decreases the pressure drop ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer 1 BTU/hr.ft.°F is equal to __________ kcal/hr. m.°C. 1.49 1 None of these 4.88 1.49 1 None of these 4.88 ANSWER DOWNLOAD EXAMIANS APP
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