Heat Transfer The dimensionless group in mass transfer that is equivalent to Prandtl number in heat transfer is Stanton number Nusselt number Schmidt number Sherwood number Stanton number Nusselt number Schmidt number Sherwood number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube heat exchanger, square pitch compared to triangular pitch 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 Gives a lower shell side pressure drop ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The purpose of floating head in a heat exchanger is to Provide support for tubes Facilitate its lengthening, if needed Avoid buckling of tubes Decrease the pressure drop Provide support for tubes Facilitate its lengthening, if needed Avoid buckling of tubes Decrease the pressure drop ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer jH factor for heat transfer is not a function of the __________ number. Grashoff Reynolds Nusselt Both B & C Grashoff Reynolds Nusselt Both B & C ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Extremely large or small volumes of fluids are generally best routed through the shell side of a shell and tube heat exchanger, because of the Less corrosion problems Flexibility possible in the baffle arrangement High heat transfer co-efficient Low pressure drop Less corrosion problems Flexibility possible in the baffle arrangement High heat transfer co-efficient Low pressure drop ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The critical radius of insulation for a spherical shell is (where, K = thermal conductivity of insulating material h0 = heat transfer coefficient at the outer surface) h0/K K/h0 2K/h0 h0/2K h0/K K/h0 2K/h0 h0/2K ANSWER DOWNLOAD EXAMIANS APP
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