PLTW IED Semester 1 Exam Review
Questions and Answers
1. usually the first step in formulating, expressing, and recording
new ideas in a visual form is a
Answer sketch
2. to accurately dimension a hole, you must supply the following
information-
Answer diameter, depth
3. the best method to use to dimension an arc or rounded edge is a(n)
Answer radius
4. which is not good dimensioning practice?
Answer dimension to hidden lines
5. a view used to show interior details and shapes without hidden lines
Answer section view
6. which of is a centerline?
Answer ---- - ----
1/
7
, 7. when modeling a symmetrical object in CAD, it may me more
efficient to draw 1/4 or 1/2 the object and then complete it using
Answer mirror
8. a constraint that will force two lines to meet at a 90 degree angle is
called
Answer -
perpendicular
9. to obtain volume and surface area of a cylinder, one needs to
following functions
Answer v = pi r^2 h
sa = 2pi r^2 + 2 pi r h
10. in a drawing, projection views are created from the
Answer projection plane
11. the best choice for dimensioning a circle in a working drawing
is
Answer diameter
12. after a sketch is extruded it becomes a
Answer 3d solid
2/
7
Questions and Answers
1. usually the first step in formulating, expressing, and recording
new ideas in a visual form is a
Answer sketch
2. to accurately dimension a hole, you must supply the following
information-
Answer diameter, depth
3. the best method to use to dimension an arc or rounded edge is a(n)
Answer radius
4. which is not good dimensioning practice?
Answer dimension to hidden lines
5. a view used to show interior details and shapes without hidden lines
Answer section view
6. which of is a centerline?
Answer ---- - ----
1/
7
, 7. when modeling a symmetrical object in CAD, it may me more
efficient to draw 1/4 or 1/2 the object and then complete it using
Answer mirror
8. a constraint that will force two lines to meet at a 90 degree angle is
called
Answer -
perpendicular
9. to obtain volume and surface area of a cylinder, one needs to
following functions
Answer v = pi r^2 h
sa = 2pi r^2 + 2 pi r h
10. in a drawing, projection views are created from the
Answer projection plane
11. the best choice for dimensioning a circle in a working drawing
is
Answer diameter
12. after a sketch is extruded it becomes a
Answer 3d solid
2/
7
