Heat and Mass Transfer All radiations in a black body are Refracted Transmitted Absorbed Reflected Refracted Transmitted Absorbed Reflected ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The insulation ability of an insulator with the presence of moisture would Remain unaffected Decrease Increase May increase/decrease depending on temperature and thickness of insulation Remain unaffected Decrease Increase May increase/decrease depending on temperature and thickness of insulation ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Thermal conductivity of non-metallic amorphous solids with decrease in temperature May increase or decrease depending on temperature Decreases Remain constant Increases May increase or decrease depending on temperature Decreases Remain constant Increases ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The highest thermal diffusivity is of Concrete Iron Lead Wood Concrete Iron Lead Wood ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Heat transfer by radiation mainly depends upon Kind and extent of its surface Its temperature Nature of the body All of these Kind and extent of its surface Its temperature Nature of the body All of these ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Thermal conductivity of air at room temperature in kcal/m hr °C is of the order of 0.002 0.01 0.1 0.02 0.002 0.01 0.1 0.02 ANSWER DOWNLOAD EXAMIANS APP