PPSCFPSCNTSPakistan govt jobs
- Subject
- Machine Designmechanical-engineering-mcqs › machine-design
- Published
- 26 Jan 2019
- Last updated
- 28 May 2026
Explanation
For a flanged pipe joint to prevent leakage, the circumferential pitch of the bolts must be within the range of 20√d to 30√d, where d is the diameter of the bolt hole. This spacing ensures adequate clamping force and joint integrity.
More Machine Design MCQs
Practice related questions from the same subject.
- 1.What does the designation M 33 x 2 indicate for a bolt?
- 2.By which parameter are rivets typically designated?
- 3.Which of these methods provides a fixed and non-removable joint?
- 4.Given that the tearing efficiency of a riveted joint is 75%, what is the corresponding ratio of the rivet diameter to the pitch?
- 5.What is the principle behind the locking mechanism of a jam nut?
- 6.Where are buttress threads most commonly utilized?
- 7.What is the name of a key that fits into a curved slot machined on a shaft and can pivot within it?
- 8.What is the name of the tapered key that fits into a keyway on the hub and lies flat against the shaft?
More in Mechanical Engineering Mcqs
- Compressors, Gas Turbines and Jet Engines
- Engineering Materials
- Engineering Mechanics
- Fluid Mechanics
- Heat Transfer
- Hydraulic Machines
- I.C. Engines
- Nuclear Power Plants
- Production Technology
- Refrigeration and Air Conditioning
- Steam Boilers, Engines, Nozzles and Turbines
- Strength of Materials
- Theory of Machines
- Thermodynamics
- Workshop Technology