Lecture 5 Flashcards Preview

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Flashcards in Lecture 5 Deck (15)
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1
Q

what is an orthographic projection?

A

a collection of 2-D drawings that work together to give an accurate overall representation of an object.

2
Q

what is another name for projectors?

A

rays

3
Q

projectors are _____ to each other and _____ to the plane of projection

A

parallel

perpendicular

4
Q

What are the three conventional views?

A

right view, front view and top view

5
Q

define necessary views?

A

when the number of views needed in less thsn the three conventional views you are showing necessary views

6
Q

front view should be the view with the fewest ____ ____.

A

hidden lines

7
Q

Should ribs be revolved to show true shape or left as is to show true position?

A

they should be revolved to show true shape

8
Q

What pencil should you use for a thick line weight?

A

HB

9
Q

What pencil should you use for a then line weight?

A

2H

10
Q

What pencil should you use for drawing projectors?

A

4H

11
Q

What does a hidden line look like?

A
12
Q

What does a center line look like?

A

______ __ ______ __ ______

13
Q

Should you always use centerlines to show the center of a circle and axis of symmetry?

A

YESSSSS

14
Q

Do you extend hidden lines past the edge of an object?

A

no

15
Q

do you extend centerlines past the edge of the object?

A

yes