Heat Transfer Leidenfrost point is a term concerned with the Heat transfer between two highly viscous liquids Condensation of the saturated vapor on a cold surface Boiling of a liquid on a hot surface Concentration of a corrosive solution by evaporation Heat transfer between two highly viscous liquids Condensation of the saturated vapor on a cold surface Boiling of a liquid on a hot surface Concentration of a corrosive solution by evaporation ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In case of heat transfer by conduction in a hollow cylinder, __________ mean area is used to calculate the heat transfer rate. Arithmetic Either A, B or C Logarithmic Geometric Arithmetic Either A, B or C Logarithmic Geometric ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A body cools down from 75°C to 70°C in 10 minutes. It will cool down from 70° C to 65° C in __________ minutes. Either B or C, depends on the mass of the body 10 >10 Either B or C, depends on the mass of the body 10 >10 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The unit of conductance in SI unit is W/°K W/m W/m² W/m°K W/°K W/m W/m² W/m°K ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The left face of a one dimensional slab of thickness 0.2 m is maintained at 80°C and the right face is exposed to air at 30°C. The thermal conductivity of the slab is 1.2 W/m.K and the heat transfer co-efficient from the right face is 10 W/m².K. At steady state, the temperature of the right face in °C is 63.8 71.2 48.7 77.2 63.8 71.2 48.7 77.2 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer When warm and cold liquids are mixed, the heat transfer is mainly by none of the listed here convection conduction radiation none of the listed here convection conduction radiation ANSWER DOWNLOAD EXAMIANS APP
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