MCQ - Mechanical TNPSC JTO
JTO - 551 - Engineering Drawing and Draughtsman - 551 - unit - 04 - Hatching Techniques in Sectional View
Conventional symbols in sectioned views are used to indicate:
When two cutting planes intersect, the resulting view is called:
Which symbol usually represents a sectioned rubber part?
Conventional abbreviations like “CI”, “MS”, and “Cu” on section views represent:
The development of a truncated cone is a sector of a circle with:
In which method of development is each line drawn parallel to the axis of the solid?
The surface area of development of a cylinder is calculated as:
Which of the following solids cannot be developed accurately by classical methods?
In triangulation development, each face is developed as a:
A frustum of a cone is developed by creating two arcs of:
Transition pieces (e.g., square to round) are developed using:
In sectional drawings, how is the difference between two similar parts shown visually?
What is the recommended hatching angle for adjacent parts in an assembly?
Which of the following is NOT a valid rule for hatching?
What should be done if the hatched area is too small to accommodate hatching lines?
In standard hatching practice, which area should remain unhatched?
When materials are unknown, hatching lines in sections are generally:
Which of the following is considered a poor hatching practice?
The purpose of omitting hatching lines in small parts is to:
If hatching is applied over a very large area, it should be: