40 TOP Process Equipment and Plant Design Online Test – Multiple Choice Questions and Answers

1. 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″)


2. Pick out the wrong statement


3. A minimum clearance of about __________ mm is maintained between the distillation column wall and the bubble cap


4. Wind load consideration in the design of a support can be neglected, when the vessel is


5. Frame thickness in the plate and frame filter press is normally in the range of __________ inches


6. The distance between the centre of a rivet hole to the nearest edge of the plate is called


7. In a pressure vessel containing multiple openings of various dimensions at different parts, stress concentration at the edges of the opening is maximum which becomes negligibly small beyond the area covered by __________ times the hole diameter


8. Cylinderical shell thickness of rotary drier is generally __________ mm


9. Which of the following efficiencies can be greater than 100% ?


10. A shell may by termed as thin if its thickness to diameter ratio is less than 0.1. The factor which can be neglected in the calculation of membrane stresses is


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