Heat and Mass Transfer The insulation ability of an insulator with the presence of moisture would May increase/decrease depending on temperature and thickness of insulation Increase Decrease Remain unaffected May increase/decrease depending on temperature and thickness of insulation Increase Decrease Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Absorptivity of a body will be equal to its emissivity At critical temperature At all temperatures At one particular temperature When system is under thermal equilibrium At critical temperature At all temperatures At one particular temperature When system is under thermal equilibrium ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The radiation emitted by a black body is known as Total radiation All of these Full radiation Black radiation Total radiation All of these Full radiation Black radiation ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Pick up the wrong case. Heat flowing from one side to other depends directly on Thickness Time Temperature difference Face area Thickness Time Temperature difference Face area ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Fouling factor is used In heat exchanger design as a safety factor When a liquid exchanges heat with a gas None of these In case of Newtonian fluids In heat exchanger design as a safety factor When a liquid exchanges heat with a gas None of these In case of Newtonian fluids 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 Transmissivity Intensity of radiation Reflectivity Emissivity Transmissivity Intensity of radiation Reflectivity Emissivity ANSWER DOWNLOAD EXAMIANS APP
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