Heat Transfer The actual temperature drop across the heating surface of an evaporator depends on the Liquid depth over the heating surface All of these Pressure difference between the steam chest and the vapor space above the boiling liquid Solution being evaporated Liquid depth over the heating surface All of these Pressure difference between the steam chest and the vapor space above the boiling liquid Solution being evaporated ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Thermal diffusivity of a material Is defined as K/ρ . Cp Is the ratio of thermal conductivity to thermal capacity Has the unit m² /sec All of these Is defined as K/ρ . Cp Is the ratio of thermal conductivity to thermal capacity Has the unit m² /sec All of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Conduction occurs in the buffer zone for a fluid flowing through a heated pipe, only when Prandtl number is >1 < 1 0.1 L >1 < 1 0.1 L ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The most conducive surface for dropwise condensation to occur is the __________ surface. Glazed & polished Coated Smooth Oily Glazed & polished Coated Smooth Oily ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Grashoff number, which is defined as g . β(Ts - T∞) ρ². L³/μ², is proportional to the ratio of buoyancy force to __________ force. Inertial None of these Elastic Viscous Inertial None of these Elastic Viscous ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Baffle spacing Should be less than one fifth the diameter of the shell Should be less than the inside diameter of the shell None of these Is not the same as baffle pitch Should be less than one fifth the diameter of the shell Should be less than the inside diameter of the shell None of these Is not the same as baffle pitch ANSWER DOWNLOAD EXAMIANS APP
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