Heat Transfer Boiling of milk in an open vessel is an example of __________ boiling. Saturated nucleate None of these Sub-cooled Film Saturated nucleate None of these Sub-cooled Film ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Crystallisation of solids from a homogeneous solution is a/an __________ process. Highly endothermic Exothermic Mildly endothermic None of these Highly endothermic Exothermic Mildly endothermic None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer An ejector is used to Increase pressure None of these Remove condensate Increase temperature Increase pressure None of these Remove condensate Increase temperature ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Thermal conductivities of most of the liquids __________ with rise in temperature. Remains unchanged Decreases Increases May increase or decrease; depends on the liquid Remains unchanged Decreases Increases May increase or decrease; depends on the liquid ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer by conduction in the turbulent core of a fluid flowing through a heated pipe is negligible, if the value of Prandtl number is 0.2 0.4 0.8 0.6 0.2 0.4 0.8 0.6 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A composite flat wall of a furnace is made of two materials 'A' and 'B'. The thermal conductivity of 'A' is twice of that of material 'B', while the thickness of layer of 'A' is half that of B. If the temperature at the two sides of the wall are 400 and 1200°K, then the temperature drop (in °K) across the layer of material 'A' is 150 133 125 160 150 133 125 160 ANSWER DOWNLOAD EXAMIANS APP
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