Heat Transfer The Fourier number (defined as a.t/L²) is used in the analysis of problem involving heat transfer by Forced convection Natural convection Transient conduction Steady state conduction Forced convection Natural convection Transient conduction Steady state conduction ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The average heat transfer co-efficient for laminar film condensation on vertical surface is inversely proportional to (where, ΔT = Temperature drop across condensate film ) None of the listed here (ΔT)2 ΔT (ΔT)1/4 None of the listed here (ΔT)2 ΔT (ΔT)1/4 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer What is the emissivity of a black body? 1 0.9 0.5 1 0.9 0.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which is the most suitable for the concentration of foamy & frothy liquors? None of these Agitated film evaporator Open pan evaporator Long tube vertical evaporator None of these Agitated film evaporator Open pan evaporator Long tube vertical evaporator ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube type heat exchanger, the floating tube bundle heat arrangement is used To prevent corrosion of the tube bundles In low range of temperature differences Because of its low cost In high range of temperature differences To prevent corrosion of the tube bundles In low range of temperature differences Because of its low cost In high range of temperature differences ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A perfect black body is a perfect __________ of radiation Both emitter & absorber emitter none of the listed here absorber Both emitter & absorber emitter none of the listed here absorber ANSWER DOWNLOAD EXAMIANS APP
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