Heat Transfer Prandtl number is the ratio of Momentum diffusivity to mass diffusivity Thermal diffusivity to momentum diffusivity Thermal diffusivity to mass diffusivity Momentum diffusivity to thermal diffusivity Momentum diffusivity to mass diffusivity Thermal diffusivity to momentum diffusivity Thermal diffusivity to mass diffusivity Momentum diffusivity to thermal diffusivity 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 Δt³ Δt √Δt Δt² Δt³ Δt √Δt ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Wavelength corresponding to the maximum energy is inversely proportional to the absolute temperature. This is __________ law. Wien's Stefan's Dalton's Kirchoffs Wien's Stefan's Dalton's Kirchoffs ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The value of Stefan-Boltazman constant in SI unit is 0.1714 x 10-8kcal/m². °K4 5.6697 x 10-8W/m².°K4 5.6697 x 10-8kcal/m² . °K4 0.1714 x 10-8W/m².°K4 0.1714 x 10-8kcal/m². °K4 5.6697 x 10-8W/m².°K4 5.6697 x 10-8kcal/m² . °K4 0.1714 x 10-8W/m².°K4 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Dropwise condensation of steam on cooling surface is promoted An oily surface None of these Only in presence of air When both the steam and the tube are clean An oily surface None of these Only in presence of air When both the steam and the tube are clean ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Duhring rule is important in solving problems on Evaporation Humidification Crystallisation Distillation Evaporation Humidification Crystallisation Distillation ANSWER DOWNLOAD EXAMIANS APP
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