Process Equipment and Plant Design For pipe flows, head is proportional to __________ at constant capacity (where D = pipe diameter ). 1/D² D² 1/D⁵ 1/D 1/D² D² 1/D⁵ 1/D ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In distillation columns, bubble caps are held in place over trays by Bolts Both B and C Rivets A hold down bar Bolts Both B and C Rivets A hold down bar ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Tubes are fixed to the tube sheet (a thick circular metallic plate) by the method of tube rolling and brazing (non-removable) or ferrule connection (removable). Thickness of the tube, sheet is normally __________ the outside diameter of the tube but in no case it should be less than 22 mm (7/8"). Equal to Half 1.5 times Three fourth Equal to Half 1.5 times Three fourth ANSWER DOWNLOAD EXAMIANS APP
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. SO₂ None of these CO₂ NH₃ SO₂ None of these CO₂ NH₃ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In actual operation of a bubble cap distillation tower, the __________ at the bottom of the tower is more than that at the top of the tower. Molal flow rate of vapour Vapour molecular weight Pressure and temperature All of these Molal flow rate of vapour Vapour molecular weight Pressure and temperature All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A single pass air heater is connected to a two pass unit. For the air flow rate and other conditions remaining the same, the film heat transfer co-efficient for air will vary in the ratio of 2 20.2 None of these 20.8 2 20.2 None of these 20.8 ANSWER DOWNLOAD EXAMIANS APP
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