Heat and Mass Transfer The radiation emitted by a black body is known as Total radiation Full radiation Black radiation All of these Total radiation Full radiation Black radiation All of these ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The heat transfer from a hot body to a cold body is directly proportional to the surface area and difference of temperatures between the two bodies. This statement is called First law of thermodynamics Newton's law of heating Stefan's law Newton's law of cooling First law of thermodynamics Newton's law of heating Stefan's law Newton's law of cooling ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Heat is transferred by all three modes of transfer, viz. conduction, convection and radiation in Boiler Steam condenser Electric heater Refrigerator condenser coils Boiler Steam condenser Electric heater Refrigerator condenser coils ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer All radiations in a black body are Absorbed Transmitted Reflected Refracted Absorbed Transmitted Reflected Refracted ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The rate of energy emission from unit surface area through unit solid angle, along a normal to the surface, is known as Intensity of radiation Emissivity Reflectivity Transmissivity Intensity of radiation Emissivity Reflectivity Transmissivity ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer In counter current flow heat exchanger, the logarithmic temperature difference between the fluids is ________ as compared to parallel flow heat exchanger. Same Less None of these Greater Same Less None of these Greater ANSWER DOWNLOAD EXAMIANS APP
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