Process Equipment and Plant Design Holes of a sieve tray are arranged in triangular pitch of __________ times the hole diameter. 5 to 10 1.5 to 2 10 to 15 2.5 to 5 5 to 10 1.5 to 2 10 to 15 2.5 to 5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The dust collection efficiency of a cyclone separator Is inversely proportional to the mass of the dust particle Decreases with increase in gas flow rate Is directly proportional to the radius of the dust particle path None of these Is inversely proportional to the mass of the dust particle Decreases with increase in gas flow rate Is directly proportional to the radius of the dust particle path None of these 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"). Three fourth Equal to 1.5 times Half Three fourth Equal to 1.5 times Half ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The thickness of segmental baffles (25 -35% cut truncated plates usually) is generally __________ the tube wall thickness. Twice Four times Equal to Half Twice Four times Equal to Half ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Saddle supports are used for supporting __________ vessels. Thick spherical Tall vertical Thick walled vertical Horizontal cylinderical Thick spherical Tall vertical Thick walled vertical Horizontal cylinderical ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design To keep the power input constant for a stirred vessel operating under fully developed turbulent flow conditions (constant power number), if the impeller diameter is increased by 20%, the impeller speed should be decreased by a factor of (1.2)2/3 (1.2)5/3 (1.2)3/5 (1.2)3/2 (1.2)2/3 (1.2)5/3 (1.2)3/5 (1.2)3/2 ANSWER DOWNLOAD EXAMIANS APP