Heat Transfer 'Fouling factor' used in the design of a multipass shell and tube heat exchanger is a Factor of safety Conversion factor for individual film heat transfer co-efficient to overall heat transfer co-efficient Non-dimensional factor None of these Factor of safety Conversion factor for individual film heat transfer co-efficient to overall heat transfer co-efficient Non-dimensional factor None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following has the lowest Prandtl number? Dilute H₂SO₄ Transformer oil Molten sodium (a coolant used in fast breeder reactor) Water Dilute H₂SO₄ Transformer oil Molten sodium (a coolant used in fast breeder reactor) Water ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The advantage of using a 1 - 2 shell and tube heat exchanger over a 1 - 1 shell and tube heat exchanger is Higher shell side heat transfer co-efficient Lower tube side pressure drop Higher tube side heat transfer co-efficient Lower shell side pressure drop Higher shell side heat transfer co-efficient Lower tube side pressure drop Higher tube side heat transfer co-efficient Lower shell side pressure drop ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer According to Reynolds analogy, Stanton number is equal to (where, f = Fanning friction factor) f/4 f/2 f 2f f/4 f/2 f 2f ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The capacity of double-effect evaporator is less than half of the capacity of two single effects, each of which is operating over same terminal temperature difference, when the Evaporators opreate at atmospheric pressure Solution has an elevation of boiling point None of these Evaporators operate under vacuum Evaporators opreate at atmospheric pressure Solution has an elevation of boiling point None of these Evaporators operate under vacuum ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The equation, (NSt x N2/3Pr) = f/2, is the __________ analogy. Prandtl None of these Colburn Reynolds Prandtl None of these Colburn Reynolds ANSWER DOWNLOAD EXAMIANS APP
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