Heat Transfer Sensible heat of hot industrial flue gases can not be recovered by a/an Economiser None of these Regenerator Ceramic recuperator Economiser None of these Regenerator Ceramic recuperator ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Thermal diffusivity of a material Has the unit m² /sec Is the ratio of thermal conductivity to thermal capacity Is defined as K/ρ . Cp All of these Has the unit m² /sec Is the ratio of thermal conductivity to thermal capacity Is defined as K/ρ . Cp All of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For shell and tube heat exchanger, with increasing heat transfer area, the purchased cost per unit heat transfer area Remains constant Decreases Increases Passes through a maxima Remains constant Decreases Increases Passes through a maxima ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For what value of Prandtl number, the Col-burn analogy is valid ? 0.6 to 120 0.06 to 120 1 to 103 l to 50 0.6 to 120 0.06 to 120 1 to 103 l to 50 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Dietus-Boelter equation used for the determination of heat transfer co-efficient is valid when Grashhoff number is very important for fluids in tubulent flow none of the listed here for fluids in laminar flow when Grashhoff number is very important for fluids in tubulent flow none of the listed here for fluids in laminar flow ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Rate of crystallisation does not depend upon the Number and active surface area of the crystals Extent of supersaturation None of these Turbulence within the solution Number and active surface area of the crystals Extent of supersaturation None of these Turbulence within the solution ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS