Heat Transfer 'Fouling factor' used in the design of a multipass shell and tube heat exchanger is a Factor of safety Non-dimensional factor Conversion factor for individual film heat transfer co-efficient to overall heat transfer co-efficient None of these Factor of safety Non-dimensional factor Conversion factor for individual film heat transfer co-efficient to overall heat transfer co-efficient None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube heat exchanger, the tube side heat transfer co-efficient just at the entrance of the tube is Same as average heat transfer co-efficient for tube side Zero Infinity None of these Same as average heat transfer co-efficient for tube side Zero Infinity None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Value of Nusselt number [Nu = (hD/k)] for the heat transfer by conduction from a droplet or a spherical particle to a surrounding stagnant film is 2 100 10 0.5 2 100 10 0.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Nusselt number (for forced convection heat transfer) is a function of the __________ number. None of the listed here Reynolds Both Reynolds & Prandtl Prandtl None of the listed here Reynolds Both Reynolds & Prandtl Prandtl ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For small temperature difference, the heat transfer rate as per Newton's law of cooling is proportional to (where, Δt = excess temperature) Δt² Δt √Δt Δt³ Δt² Δt √Δt Δt³ ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer While the total emissivity of a perfect black body is unity, the same for a real body is between 0 and 1 >1 1 0 between 0 and 1 >1 1 0 ANSWER DOWNLOAD EXAMIANS APP
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