Process Equipment and Plant Design Overall mass transfer co-efficient in case of absorption of __________ in water is based on the gas film co-efficient only, as the mass transfer process is gas film (phase) controlling. CO₂ None of these NH₃ SO₂ CO₂ None of these NH₃ SO₂ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the clearance of the tube is generally More in case of triangular pitch as compared to the square pitch tube layout More than the tube diameter Equal to the tube diameter Not less than one-fourth of the tube diameter or 3/16" More in case of triangular pitch as compared to the square pitch tube layout More than the tube diameter Equal to the tube diameter Not less than one-fourth of the tube diameter or 3/16" ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Height of the flights in the rotary drier is in the range of 0.08 to 0.12 d 0.5 to 0.6 d 0.2 to 0.5 d 0.02 to 0.05 d 0.08 to 0.12 d 0.5 to 0.6 d 0.2 to 0.5 d 0.02 to 0.05 d ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a vertical short tube evaporator (Calendria type), the Tube dia of 2.5-7.5 cms, tube length of 75-200 cms and cylinderical drum dia of 1-6 metres are normally used All of these Liquor is inside the tube while the steam is outside the tube Area of central downtake is equal to 40 to 100% of total cross-sectional area of the surrounding tube Tube dia of 2.5-7.5 cms, tube length of 75-200 cms and cylinderical drum dia of 1-6 metres are normally used All of these Liquor is inside the tube while the steam is outside the tube Area of central downtake is equal to 40 to 100% of total cross-sectional area of the surrounding tube ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design What is the minimum recommended ligament for square pitch arrangement in case of heat exchangers? Equal to tube I.D Equal to tube O.D 6.5 cms 6.5 mm Equal to tube I.D Equal to tube O.D 6.5 cms 6.5 mm ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The safe distance of habitation from a hazardous chemical plant (TLV of its product < 1000 ppm) should be about __________ kms. 25 1 15 5 25 1 15 5 ANSWER DOWNLOAD EXAMIANS APP