Process Equipment and Plant Design Normally, the length to diameter ratio of rotary dryers varies form 4 to 10 and for its economic operation, the number of transfer units (NTU) for such dryers varies from 7.5-10.0 3.5-5.5 1.5-2.5 44119 7.5-10.0 3.5-5.5 1.5-2.5 44119 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the clearance of the tube is generally More than the tube diameter Not less than one-fourth of the tube diameter or 3/16" Equal to the tube diameter More in case of triangular pitch as compared to the square pitch tube layout More than the tube diameter Not less than one-fourth of the tube diameter or 3/16" Equal to the tube diameter More in case of triangular pitch as compared to the square pitch tube layout ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Fouling factor must be included in the calculation of over all design heat transfer coefficient, when the liquid Is of high specific gravity Containing suspended solids flows at high velocity Is highly viscous Containing suspended solids flows at low velocity Is of high specific gravity Containing suspended solids flows at high velocity Is highly viscous Containing suspended solids flows at low velocity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Any shell opening greater than 5 cms for a storage tank must be reinforced for reason of None of these Preventing the local overstressing of the shell around the opening Reduction of discontinuity in shape at the junction Making the joint leak proof None of these Preventing the local overstressing of the shell around the opening Reduction of discontinuity in shape at the junction Making the joint leak proof ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The most common standard size of bubble caps used in industrial operation is 4" dia cap with 8" dia riser 6" dia cap with 4" dia riser 8" dia cap with 1" dia riser 1" dia cap with 0.5" dia riser 4" dia cap with 8" dia riser 6" dia cap with 4" dia riser 8" dia cap with 1" dia riser 1" dia cap with 0.5" dia riser ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Thin spherical shells subjected to internal pressure, develop __________ stresses. Both A & B Circumferential Radial Neither A nor B Both A & B Circumferential Radial Neither A nor B ANSWER DOWNLOAD EXAMIANS APP