In case of a ‘thin’ pressure vessel, the ratio of its diameter to wall thickness is_________________?

Related Mcqs:

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?

A. 6% of I.D. B. 3 times the thickness C. Either A. or B., whichever is larger D. Either A. or B., whichever is smaller...

Pick out the wrong statement?

A. In practical operation, distillation towers having diameter 3-6 metres equipped with bubble cap (round) size of 15 cms are used B. Height of packing in a packed tower is about 3 times the column diameter for raschig rings and about 5 to 10 times the column diameter for saddle packing C. In a sieve … Pick out the wrong statement?Read More...

The ratio of shear stress to shear strain is called ____________________?

A. Bulk modulus B. Shear modulus C. Modulus of rigidity D. Modulus of elasticity...

Which of the following material is seldom used for pressure vessel construction ?

A. Rimmed still B. Mild steel C. Killed steel D. Semi-killed steel...

Fouling factor must be included in the calculation of overall design heat transfer coefficient, when the liquid__________________?

A. Containing suspended solids flows at low velocity B. Containing suspended solids flows at high velocity C. Is highly viscous D. Is of high specific gravity...