Mass Transfer A natural draft cooling tower is filled with wooden grids, which covers about __________ percent of the tower height. 90-100 70-80 44119 30-40 90-100 70-80 44119 30-40 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. 2.5 to 3 5 3 to 4 1.2 to 1.5 2.5 to 3 5 3 to 4 1.2 to 1.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Pick out the wrong statement. Raoult's law does not apply, when the Size of component molecules are not equal Chemical combination or molecular association between unlike molecules takes place in the formation of solution Attractive forces between like and unlike molecules in the solution are approximately equal Component molecules are nonpolar Size of component molecules are not equal Chemical combination or molecular association between unlike molecules takes place in the formation of solution Attractive forces between like and unlike molecules in the solution are approximately equal Component molecules are nonpolar ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following plays an important role in problems of simultaneous heat and mass transfer? Lewis number Prandtl number Sherwood number Schmidt number Lewis number Prandtl number Sherwood number Schmidt number ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The operating cost of a distillation column at minimum reflux ratio is Minimum Maximum Zero Infinite Minimum Maximum Zero Infinite ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Equilibrium-moisture curves of different solids Depend on the humidity of the gas Are same Are different None of these Depend on the humidity of the gas Are same Are different None of these ANSWER DOWNLOAD EXAMIANS APP