Heat Transfer Kirchoff's law is applicable to Only volumes and not to surfaces Monochromatic radiation only Total radiation only Both A and B Only volumes and not to surfaces Monochromatic radiation only Total radiation only Both A and B ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Rate of heat transfer by vaporisation from pools of water is affected by the All of these Viscosity of water Surface tension of water Nature of heating surface and distribution of bubbles All of these Viscosity of water Surface tension of water Nature of heating surface and distribution of bubbles ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The film thickness for laminar film condensation on vertical surface __________ from top to bottom. And the surface conductance increase Cummulatively increases Cummulatively decreases Remains constant And the surface conductance increase Cummulatively increases Cummulatively decreases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer At what value of Prandtl number, the hydrodynamic and thermal boundary layers are identical? 1.5 0.5 1 80 1.5 0.5 1 80 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With the increase of temperature, the Col-burn jH factor Increases Decreases May increase or decrease ; depending on temperature Remains unchanged Increases Decreases May increase or decrease ; depending on temperature Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Value of Prandtl number for water ranges from 1000 to 2000 5 to 10 L to 2 100 to 500 1000 to 2000 5 to 10 L to 2 100 to 500 ANSWER DOWNLOAD EXAMIANS APP
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