Heat Transfer Minimum recommended baffle spacing in a shell and tube heat exchanger is about (where, D = shell diameter) 0.5 D 0.3 D 0.2 D 0.4 D 0.5 D 0.3 D 0.2 D 0.4 D ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Log mean temperature difference (LMTD) cannot be used, if none of the listed here heat transfer co-efficient over the entire heat exchanger is not constant the heat capacity is not constant and there is a phase change. there exists an unsteady state none of the listed here heat transfer co-efficient over the entire heat exchanger is not constant the heat capacity is not constant and there is a phase change. there exists an unsteady state ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The thickness of condensate layer in filmwise condensation depends on the Surface configuration Condensation rate All of these Liquid flow rate from the surface Surface configuration Condensation rate All of these Liquid flow rate from the surface ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Maximum water velocity in tubes of a 1-2 shell and tube heat exchanger may be around __________ metres/second. 20 30 1 10 20 30 1 10 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Multiple effect evaporation is generally recommended, when the Evaporation on small scale is to be done Corrosive liquids are to be concentrated Fuel is cheaply available Large scale evaporation of liquor is needed Evaporation on small scale is to be done Corrosive liquids are to be concentrated Fuel is cheaply available Large scale evaporation of liquor is needed ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Prandtl number is the reciprocal of Thermal diffusivity/Momentum diffusivity Thermal diffusivity x Mass diffusivity Thermal diffusivity x Momentum Mass diffusivity x Momentum diffusivity Thermal diffusivity/Momentum diffusivity Thermal diffusivity x Mass diffusivity Thermal diffusivity x Momentum Mass diffusivity x Momentum diffusivity ANSWER DOWNLOAD EXAMIANS APP
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