Heat Transfer Which of the following parameters is increased by use of finned tube in a multipass shell and tube heat exchanger? All of these Effective tube surface area for convective heat transfer Convective heat transfer co-efficient Tube side pressure drop and the heat transfer rate All of these Effective tube surface area for convective heat transfer Convective heat transfer co-efficient Tube side pressure drop and the heat transfer rate ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is unimportant in forced convection ? Prandtl number none of the listed here Reynolds number Grashhoff number Prandtl number none of the listed here Reynolds number Grashhoff number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer 1000 kg of wet solids are to be dried from 60% to 20% moisture (by weight). The mass of moisture removed in kg is 500 520 400 200 500 520 400 200 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a forward feed multiple effect evaporator, the pressure is Lowest in last effect Dependent on the number of effects Same in all effects Highest in last effect Lowest in last effect Dependent on the number of effects Same in all effects Highest in last effect ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A black body does not __________ radiation. Refract Absorb or emit Both B & C Reflect Refract Absorb or emit Both B & C Reflect ANSWER DOWNLOAD EXAMIANS APP
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 Wien's displacement Planck's Kirchoffs Stefan-Boltzman Wien's displacement Planck's Kirchoffs ANSWER DOWNLOAD EXAMIANS APP
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