A. Has greater structural strength
B. Is easy to fabricate
C. Both A. and B.
D. Neither A. nor B.
Related Mcqs:
- Normally, the plate thickness of the bottoms and roofs of vertically cylindrical storage vessels as compared to that of the cylindrical shell is____________?
A. More
B. Less
C. Same
D. More or less depending upon the pressure & temperature inside the vessel and the nature of
the fluid contained therein - Cylindrical storage tanks used for the storage of volatile liquids (e.g., naphtha) have ______________ roofs?
A. Conical
B. Flat
C. Floating
D. Fixed - For a cylindrical vessel of moderate height, the weld joint efficiency for joints parallel to the cylindrical axis is given as 1.0; while for joints along the girth (circumference) it is given as 0.8. In calculating the shell wall thickness using code formula for an internally pressurised cylindrical vessel, what value of weld joint efficiency should be used ?
A. 0.8
B. 0.9
C. 1.0
D. (0.8)0.5 - For storing hazardous chemicals in large storage tanks, the minimum safe distance between the two tanks should range between ______________________ times the tank diameter?
A. 1 to 1.5
B. 2.5 to 3.5
C. 4 to 5
D. 6 to 8 - _____________ shaped roof is the most commonly used roof for cylindrical storage tanks?
A. Conical
B. Flat
C. Dome
D. Umbrella - The testing pressure of storage tanks and pressure vessels designed as per Indian standard codes should be about ______________ times the design pressure?
A. 1.5 to 2
B. 3 to 4
C. 4 to 5
D. > 5 - Liquid/petroleum fuel storage tanks are built underground (as in case of petrol pumps), when the storage capacity is less than ______________ kilolitres?
A. 20
B. 30
C. 45
D. 85 - _______________ shaped roof is most commonly used for cylindrical tanks ?
A. Cone
B. Dome
C. Umbrella
D. Flat - ____________ head is the most economical for cylindrical vessels designed for operating at high pressure (> 15 atm.)?
A. Hemispherical
B. Dished
C. Ellipsoidal
D. Conical - Cylindrical pressure vessels in horizontal condition is generally supported on a ________________ support?
A. Lug
B. Skirt
C. Saddle
D. Guy wire
