Heat and Mass Transfer Fouling factor is used In heat exchanger design as a safety factor In case of Newtonian fluids When a liquid exchanges heat with a gas None of these In heat exchanger design as a safety factor In case of Newtonian fluids When a liquid exchanges heat with a gas None of these ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The highest thermal diffusivity is of Concrete Iron Lead Wood Concrete Iron Lead Wood ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Stefan Boltzmann law is applicable for heat transfer by Radiation Conduction Convection Conduction and radiation combined Radiation Conduction Convection Conduction and radiation combined ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The critical temperature is the temperature Above which a gas may explode Below which a gas does not obey gas laws Below which a gas is always liquefied Above which a gas will never liquefied Above which a gas may explode Below which a gas does not obey gas laws Below which a gas is always liquefied Above which a gas will never liquefied ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer According to Newton's law of cooling, the heat transfer from a hot body to a cold body is Directly proportional to the difference of temperatures between the two bodies Both (A) and (B) Directly proportional to the surface area Either (A) or (B) Directly proportional to the difference of temperatures between the two bodies Both (A) and (B) Directly proportional to the surface area Either (A) or (B) ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer In counter flow heat exchangers One fluid is in hottest state and other in coldest state at inlet Both the fluids at inlet are in their hottest state Both the fluids at inlet (of heat exchanger where hot fluid enters) are in their coldest state Both the fluids at exit are in their hottest state One fluid is in hottest state and other in coldest state at inlet Both the fluids at inlet are in their hottest state Both the fluids at inlet (of heat exchanger where hot fluid enters) are in their coldest state Both the fluids at exit are in their hottest state ANSWER DOWNLOAD EXAMIANS APP
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