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?

Related Mcqs:

High pressure fluid in a shell and tube heat exchanger should preferably be routed through the________________?

A. Tubes to avoid the expansion of high pressure shell construction B. Shell side for smaller total pressure drop C. Shell side, if the flow is counter-current and tube side if the flow is co-current D. Shell side for large overall heat transfer co-efficient...

In the allocated cap area, bubble caps are generally arranged on equilateral triangular pitch. Number of caps fixed on a plate is with a __________________?

A. Clearance of 25-75 mm B. Cap pitch of 1.3-2 times the cap diameter C. Either A. or B. D. Neither A. nor B....

Pick out the correct statement?

A. It is preferred to use a vertical condenser for condensation of vapor from a distillation column without sub-cooling B. Draining of residual liquid on tray during shut down of distillation column is facilitated by weep holes C. Random packing a packed tower offers the advantage of lower pressure drop and higher throughput of fluids … Pick out the correct statement?Read More...

Saddle supports are used for supporting _____________ vessels?

A. Horizontal cylindrical B. Tall vertical C. Thick walled vertical D. Thick spherical...

The operating pressure drop range in a bag filter is about ______________ mm water gauge?

A. 50-150 B. 5-10 C. 500-1500 D. 1500-2500...