Heat Transfer For an ideal black body Absorptivity = 1 Emissivity = 0 Reflectivity = 1 Transmissivity = 1 Absorptivity = 1 Emissivity = 0 Reflectivity = 1 Transmissivity = 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The number of kg vaporised per kg of steam fed to the evaporator is defined as Economy Rate of evaporation Capacity Rate of vaporisation Economy Rate of evaporation Capacity Rate of vaporisation ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Prandtl and Reynolds analogy are same, when Prandtl number is > 2 1 0.5 1.5 > 2 1 0.5 1.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer co-efficient (h1) for liquids increases with Decreasing temperature None of these Decreasing Reynolds number Increasing temperature Decreasing temperature None of these Decreasing Reynolds number Increasing temperature ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Electro-magnetic spectrum range, which is important for radiation varies from __________ microns. 0.5 to 50 10 to 100 100 to 1000 1 to 100 0.5 to 50 10 to 100 100 to 1000 1 to 100 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The thickness of condensate layer in filmwise condensation depends on the Condensation rate Surface configuration All of these Liquid flow rate from the surface Condensation rate Surface configuration All of these Liquid flow rate from the surface ANSWER DOWNLOAD EXAMIANS APP
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