Process Equipment and Plant Design Friction factor for turbulent flow in a new pipe is given by f = 25/NRe f = 16/NRe f = 0.04/NRe0.16 f = 0.22 NRe0.05 f = 25/NRe f = 16/NRe f = 0.04/NRe0.16 f = 0.22 NRe0.05 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pressure differential maintained across a continuous rotary vacuum filter is in the range of __________ mm Hg column. 50 to 100 100 to 150 250 to 500 600 to 700 50 to 100 100 to 150 250 to 500 600 to 700 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The diameter of a propeller agitator used in agitation tank ranges from __________ percent of the tank diameter and its peripherial speed is normally 300 to 500 metres/minute. 15 to 30 5 to 10 55 to 75 40 to 50 15 to 30 5 to 10 55 to 75 40 to 50 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design With increase in pressure drop (for a given particle size), the dust collection efficiency of a cyclone separator will Increase or decrease depending on the nature of the dust Remain unaffected Decrease Increase Increase or decrease depending on the nature of the dust Remain unaffected Decrease Increase ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a vertical short tube evaporator (Calendria type), the 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 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 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Optimum reflux ratio in a continuous distillation column is determined by the None of these Flooding limit of the column Total cost consideration (fixed cost of the column plus the cooling water & steam cost) Maximum permissible vapour velocity None of these Flooding limit of the column Total cost consideration (fixed cost of the column plus the cooling water & steam cost) Maximum permissible vapour velocity ANSWER DOWNLOAD EXAMIANS APP