Process Equipment and Plant Design Maximum size of the raschig rings used in a packed tower is about __________ of the coloumn diameter. 1/10th 1/20th 1/50th 1/30th 1/10th 1/20th 1/50th 1/30th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pick out the wrong statement pertaining to the design of a long tube vertical evaporator. None of these Liquor level is maintained at l/3rd to 1/2 of the height of the tube Tube dia is 3-6 cms, while tube length in 3-6 metres Steam is fed to the shell, whereas the liquor is filled inside the tube None of these Liquor level is maintained at l/3rd to 1/2 of the height of the tube Tube dia is 3-6 cms, while tube length in 3-6 metres Steam is fed to the shell, whereas the liquor is filled inside the tube ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A stuffing box is used for Facilitating smooth opening and closing of a valve Reducing the resistance of fluid flow Absorbing the contraction/expansion of pipeline due to temperature changes Prevention of fluid leakage around moving parts Facilitating smooth opening and closing of a valve Reducing the resistance of fluid flow Absorbing the contraction/expansion of pipeline due to temperature changes Prevention of fluid leakage around moving parts ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the clearance of the tube is generally More than the tube diameter Not less than one-fourth of the tube diameter or 3/16" Equal to the tube diameter More in case of triangular pitch as compared to the square pitch tube layout More than the tube diameter Not less than one-fourth of the tube diameter or 3/16" Equal to the tube diameter More in case of triangular pitch as compared to the square pitch tube layout ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design If a single tube pass heat exchanger is converted to two passes; for the same flow rate, the pressure drop per unit length in tube side will __________ times. Increase by 1.8 Increase by 21.6 Decrease by 22 None of these Increase by 1.8 Increase by 21.6 Decrease by 22 None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a continuous distillation column, the optimum reflux ratio ranges from __________ times the minimum reflux ratio. 1.1 to 1.5 2.7 to 3 1.6 to 2 2.2 to 2.6 1.1 to 1.5 2.7 to 3 1.6 to 2 2.2 to 2.6 ANSWER DOWNLOAD EXAMIANS APP
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