Process Equipment and Plant Design Normally, the length to diameter ratio of rotary dryers varies form 4 to 10 and for its economic operation, the number of transfer units (NTU) for such dryers varies from 1.5-2.5 44119 7.5-10.0 3.5-5.5 1.5-2.5 44119 7.5-10.0 3.5-5.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following factors affect the pressure drop in a co-current gas-liquid absorption packed tower? Size, shape, orientation and surface of the packing particles All of these Fluid flow rates Density and viscosity of fluids Size, shape, orientation and surface of the packing particles All of these Fluid flow rates Density and viscosity of fluids ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a multipass shell and tube heat exchanger, the problem of differential expansion between the shell and tube passes is taken care of by using a Floating head tube sheet U-bend Either A or B Neither A nor B Floating head tube sheet U-bend Either A or B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The force due to wind load acting on a tall vessel depends upon its Height Shape All of these Outside diameter Height Shape All of these Outside diameter ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger for a given heat transfer surface area, smaller diameter tubes are favoured as compared to larger diameter ones ; because the smaller diameter tubes None of these Are easier to clean Are less prone to fouling Can be fitted into a smaller shell diameter hence the cost of the heat exchanger would be less None of these Are easier to clean Are less prone to fouling Can be fitted into a smaller shell diameter hence the cost of the heat exchanger would be less ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Theoretically calculated diameter of the stripping section of the continuous rectification column is __________ that of the enriching section. More than Either more or less (depending upon relative volatility) Less than Same as More than Either more or less (depending upon relative volatility) Less than Same as ANSWER DOWNLOAD EXAMIANS APP
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