Process Equipment and Plant Design Stage efficiency for packed tower varies with the Fluid rates and fluid properties Operating pressure and column diameter Type & size of packing All of these Fluid rates and fluid properties Operating pressure and column diameter Type & size of packing All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design With increase in temperature drop (in a shell and tube heat exchanger), the LMTD correction factor, FT Remains constant Decreases very rapidly Increases linearly Increases very rapidly Remains constant Decreases very rapidly Increases linearly Increases very rapidly ANSWER DOWNLOAD EXAMIANS APP
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 44119 7.5-10.0 1.5-2.5 3.5-5.5 44119 7.5-10.0 1.5-2.5 3.5-5.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Number of evaporators which can be used in service in a multiple effect evaporation system is limited by the Neither A nor B Practical limit reached, due to low heat transfer rate because of inadequate temperature difference Economic limit reached, when the plant cost exceeds the saving of steam Both A & B Neither A nor B Practical limit reached, due to low heat transfer rate because of inadequate temperature difference Economic limit reached, when the plant cost exceeds the saving of steam Both A & B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In inclined long tube vertical evaporators, the tubes are inclined at an angle of 60° 45° 15° 90° 60° 45° 15° 90° ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ratio of down take area to cross-sectional area of the tube, for calendria type evaporator ranges from 1.5 to 2 1 to 1.5 2 to 2.5 0.5 to 1 1.5 to 2 1 to 1.5 2 to 2.5 0.5 to 1 ANSWER DOWNLOAD EXAMIANS APP