Heat Transfer Prandtl number is the ratio of Thermal diffusivity to mass diffusivity Thermal diffusivity to momentum diffusivity Momentum diffusivity to thermal diffusivity Momentum diffusivity to mass diffusivity Thermal diffusivity to mass diffusivity Thermal diffusivity to momentum diffusivity Momentum diffusivity to thermal diffusivity Momentum diffusivity to mass diffusivity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Kirchoff s law applies to __________ radiation total monochromatic None of the listed here Both total & monochromatic total monochromatic None of the listed here Both total & monochromatic ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The ratio of the total emissive power to the absorptivity for all bodies is same at ther-mal equilibrium. This is __________ law. Planck's Wien's displacement Kirchoffs Stefan-Boltzman Planck's Wien's displacement Kirchoffs Stefan-Boltzman ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following parameters of the fluid is not very important, while deciding its route in a shell and tube heat exchanger? Corrosiveness & fouling characteristics Viscosity Density Pressure Corrosiveness & fouling characteristics Viscosity Density Pressure ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Multiple effect evaporation is generally recommended, when the Large scale evaporation of liquor is needed Evaporation on small scale is to be done Corrosive liquids are to be concentrated Fuel is cheaply available Large scale evaporation of liquor is needed Evaporation on small scale is to be done Corrosive liquids are to be concentrated Fuel is cheaply available ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer __________ heat exchanger is the most suitable, when the temperature of shell side fluid is much higher than that of tube side. Three pass, fixed tube sheet Single pass, fixed tube sheet None of these U-tube Three pass, fixed tube sheet Single pass, fixed tube sheet None of these U-tube ANSWER DOWNLOAD EXAMIANS APP
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