Process Equipment and Plant Design The minimum plate spacing in most of the pertroleum refinery distillation columns (of dia > 3 ft) is normally __________ inches. 6 34 12 18 6 34 12 18 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The centre to centre distance between two consecutive baffles in a shell and tube heat exchanger is called the baffle pitch or baffle spacing, which is more than 1/5th the I.D. of the shell. Which of the following is not a function of the baffles? To provide support to the tube bundle To increase the tube side heat transfer co-efficient by inducing turbulence To increase the residence time of shell side fluid To reduce the induced vibration in the tubes To provide support to the tube bundle To increase the tube side heat transfer co-efficient by inducing turbulence To increase the residence time of shell side fluid To reduce the induced vibration in the tubes 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 Decrease Increase or decrease depending on the nature of the dust Remain unaffected Increase Decrease Increase or decrease depending on the nature of the dust Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The retention time of material in a rotary dryer depends upon its All of these Slope & length Flights arrangement Rpm All of these Slope & length Flights arrangement Rpm ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In perforated plate towers, the Pressure drop is less compared is similar bubble cap towers Hole sizes may be around 1/8" or 3/16" Total hole area may be around 6 to 15% of tower cross-sectional area All of these Pressure drop is less compared is similar bubble cap towers Hole sizes may be around 1/8" or 3/16" Total hole area may be around 6 to 15% of tower cross-sectional area All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Holes of a sieve tray are arranged in triangular pitch of __________ times the hole diameter. 1.5 to 2 5 to 10 2.5 to 5 10 to 15 1.5 to 2 5 to 10 2.5 to 5 10 to 15 ANSWER DOWNLOAD EXAMIANS APP
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