10 Questions
How should non-horizontal dimension lines be interrupted for insertion of the dimension?
Preferably near the middle
What should be done when space is limited for dimension placement in engineering drawings?
Dimensions may be placed above the extension of the dimension line or at the end of a leader line terminating on a dimension line.
How should values of dimensions that are out of scale be indicated?
Underlined
What is dimensioning in the context of engineering drawings?
Dimensioning is the expression of features on a drawing using lines, symbols, figures, and notes to completely define all features.
What is the recommended practice for placing dimensions on a drawing?
Dimensions should be placed outside the view as much as possible.
Why should dimensioning to a center line be avoided in engineering drawings?
Dimensioning to a center line should be avoided except when the center line passes through the center of a hole.
What is the purpose of using different types and thicknesses of lines in machine drawing?
Graphical representation of objects
Where should the main scale be shown if multiple scales are used on a drawing?
In the title block
What type of line is used for hidden outlines in machine drawing?
Dashed thick (E)
What is the typical application of a continuous thin line with zigzags (D)?
Line (see Fig. 2.5)
Learn about the general principles of dimensioning in machine drawing, including numerical values, units of measurement, and conventional representation of machine components. Explore topics such as splined shafts, interrupted views, and semi-elliptic shapes.
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