Process Equipment and Plant Design The clearance between two tubes in a shell and tube heat exchanger is known as 'ligament', whose minimum value is __________ the outside diameter of the tube, but in no case it should be less than 4.5 mm. Equal to One fourth Three fourth Half Equal to One fourth Three fourth Half ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Longitundinal stress induced in a thin walled cylindrical storage vessel is PD/6t PD/4t PD/3t PD/2t PD/6t PD/4t PD/3t PD/2t ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Practical dividing line between a ductile and brittle materials is suggested, when the ultimate elongation is about 5%. Generally, larger the knuckle radius, stronger is the corner torus section of a head. The knuckle radius provided should be less than __________ of the head. Either A or B, whichever is larger 6% of I.D. Either A or B, whichever is smaller 3 times the thickness Either A or B, whichever is larger 6% of I.D. Either A or B, whichever is smaller 3 times the thickness ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Welded joint efficiency in the design of chemical process equipment is taken as 0.95 0.55 0.85 0.75 0.95 0.55 0.85 0.75 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In seive plate column, holes are drilled or punched in sizes ranging from 2.5 to 12 mm (5 mm being widely used). The hole pitch is normally __________ times the hole diameter to give the required hole area. 2.5 to 4.0 5 to 10 0.5 to 1.5 10 to 15 2.5 to 4.0 5 to 10 0.5 to 1.5 10 to 15 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Maximum acceptable total liquid gradient over a tray is about __________ mm. 30.5 5.5 12.5 45.5 30.5 5.5 12.5 45.5 ANSWER DOWNLOAD EXAMIANS APP