Heat Transfer With increase in temperature, the thermal conductivity of a gas May increase or decrease depending on the type of gas Decreases Increases Remains same May increase or decrease depending on the type of gas Decreases Increases Remains same ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Circulation pump is located below the evaporater to None of these Create more suction head Avoid frequent priming Avoid cavitation None of these Create more suction head Avoid frequent priming Avoid cavitation 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 ) (ΔT)1/4 None of the listed here ΔT (ΔT)2 (ΔT)1/4 None of the listed here ΔT (ΔT)2 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Shell side pressure drop in a shell and tube heat exchanger does not depend upon the Baffle spacing & shell diameter Viscosity, density & mass velocity of shell side fluid None of these Tube diameter & pitch Baffle spacing & shell diameter Viscosity, density & mass velocity of shell side fluid None of these Tube diameter & pitch ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer (NRe.NPr)(D/L) is called the __________ number None of these Peclet Graetz Stanton None of these Peclet Graetz Stanton ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In the equation Q = UAΔt; Δt is Arithmetic mean temperature difference Geometric mean temperature difference The difference of average bulk temperatures of hot and cold fluids Logarithmic mean temperature difference Arithmetic mean temperature difference Geometric mean temperature difference The difference of average bulk temperatures of hot and cold fluids Logarithmic mean temperature difference ANSWER DOWNLOAD EXAMIANS APP
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