Heat Transfer Analogy between mass and heat transfer is not applicable in case of Thermal or pressure mass diffusion Both B and C Same velocity profile or equal eddy diffusivities Viscous heating or chemical reaction Thermal or pressure mass diffusion Both B and C Same velocity profile or equal eddy diffusivities Viscous heating or chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Multiple effect evaporation is generally recommended, when the Fuel is cheaply available Corrosive liquids are to be concentrated Evaporation on small scale is to be done Large scale evaporation of liquor is needed Fuel is cheaply available Corrosive liquids are to be concentrated Evaporation on small scale is to be done Large scale evaporation of liquor is needed ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Fouling factor for a heat exchanger is given by (where, U₁ = heat transfer co-efficient of dirty surface U₂ = heat transfer co-efficient of clean surface) 1/U₁ - 1/U₂ U₂ - U₁ U₁ - U₂ 1/U₂ - 1/U₁ 1/U₁ - 1/U₂ U₂ - U₁ U₁ - U₂ 1/U₂ - 1/U₁ ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In case of heat flow by conduction for a cylindrical body with an internal heat source, the nature of temperature distribution is Parabolic Linear Hyperbolic None of these Parabolic Linear Hyperbolic None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The value of Stefan-Boltazman constant in SI unit is 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 0.1714 x 10-8kcal/m². °K4 5.6697 x 10-8W/m².°K4 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Dropwise condensation occurs on __________ surfaces clean and dirt free contaminated cooling polished smooth clean clean and dirt free contaminated cooling polished smooth clean ANSWER DOWNLOAD EXAMIANS APP