Heat Transfer The ratio of the total emissive power to the absorptivity for all bodies is same at ther-mal equilibrium. This is __________ law. Stefan-Boltzman Planck's Kirchoffs Wien's displacement Stefan-Boltzman Planck's Kirchoffs Wien's displacement ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer co-efficient (h1) for liquids increases with None of these Decreasing Reynolds number Increasing temperature Decreasing temperature None of these Decreasing Reynolds number Increasing temperature Decreasing temperature ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Asymptotic conditions is reached, when for a fluid flowing in laminar flow through a long tube Graetz number > 100 Exit fluid temperature = wall temperature Exit fluid temperature < wall temperature Exit-fluid temperature > wall temperature Graetz number > 100 Exit fluid temperature = wall temperature Exit fluid temperature < wall temperature Exit-fluid temperature > wall temperature ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The equivalent diameter for pressure drop is __________ that for heat transfer smaller than greater than equal to None of the listed here smaller than greater than equal to None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Viscous & heat sensitive liquids are concentrated in __________ evaporators. None of these Open pan Long tube Agitated film None of these Open pan Long tube Agitated film ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer 1 BTU/hr.ft.°F is equal to __________ kcal/hr. m.°C. 1 None of these 4.88 1.49 1 None of these 4.88 1.49 ANSWER DOWNLOAD EXAMIANS APP
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