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Ch12 Sections, Revolution & Breaks

Terms in this set (10)

Use a conventional revolution so that the object will not be distorted by foreshortening
A complex cylindrical object which needs to be drawn has seven webs rotated around its central axis. It is made of bronze, is 42 cm in diameter and 27 cm in height. Choose the best option for drawing this object .
aligned section
A cutting-plane line is drawn completely through the object, passing through offset features of the object. The section on the drawing is a(n) ____.
The cylinder must have a constant shape throughout the entire length and cylindrical break lines are used.
A cylindrical solid shape is shortened to save space in the drawing. Which statement is true?
a great deal of detail can be shown more effectively if the section is removed
An advantage that a removed section has over a revolved section is that ____.
can be rotated around its own centerline and shown on the centerline outside the part
An alternate removed section ____.
A full section is warranted if there is an even number of holes in the circular base.
An irregular cylindrical object has an evenly spaced number of holes in its circular base. Which statement is true?
A broken out section can be used, and the dimensioning placed at the object itself.
An object that needs to be drawn and dimensioned has a very small internal portion which also needs to be dimensioned. Given only this information, which statment describes is a viable option for dimensioning the small portion of the object?
revolved section is used
When the desired section is revolved 90° onto a plane perpendicular to the line of sight, a(an) ____.
True
The sectional view should project from the view that has the cutting-plane as you normally project a view in multiview.
False
Removed sections are generally placed in direct alignment with the cutting-plane line.
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