Heat Transfer What is the geometric mean of two heat transfer areas A₁ and A₂ ? 1/2 √(A₁ . A₂) √(A₁ . A₂) √(A₁ + A₂) 2 √(A₁ . A₂) 1/2 √(A₁ . A₂) √(A₁ . A₂) √(A₁ + A₂) 2 √(A₁ . A₂) ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In case of evaporators, liquid entrainment results primarily due to high vacuum in the evaporator high heat transfer rate high heat transfer rate foaming of the solution high vacuum in the evaporator high heat transfer rate high heat transfer rate foaming of the solution ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is unimportant in forced convection ? none of the listed here Prandtl number Reynolds number Grashhoff number none of the listed here Prandtl number Reynolds number Grashhoff number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The statement that "maximum wavelength of radiation is inversly proportional to the temperature" is __________ law. Stefan-Boltzman's None of these Wien's displacement Planck's Stefan-Boltzman's None of these Wien's displacement Planck's ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Economy of a multiple effect evaporator depends upon the Rate of heat transfer Neither A nor B Both A and B Heat balance consideration Rate of heat transfer Neither A nor B Both A and B Heat balance consideration ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For a perfectly transparent surface (like gases), the Absorptivity = 0 Reflectivity = 0 Transmissivity = 1 All of these Absorptivity = 0 Reflectivity = 0 Transmissivity = 1 All of these ANSWER DOWNLOAD EXAMIANS APP
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