Drawings Flashcards
A material of a component is referenced in a drawing by what?
Hatch lines
In North America we use what angle of orthographic projection?
3rd angle projection
What is a good type of drawing for troubleshooting an electrical issue?
Schematic
Isometric drawings are at what angle to the horizontal?
30 degrees
Where is the revision block located?
In the bottom left corner
A drawing has a dimension followed by 2 numbers such as + 0.002, - 0.002. These numbers refer to what?
Tolerance
Free hand sketches are made…
Not to scale
Dotted lines alternate with solid lines to represent an object’s material. What material is this?
Brass
What do schematic show?
The relationship of components in a system
What is the purpose of an auxiliary view drawing?
To show the shape of an inclined surface
What type of drawing best shows what an object looks like?
Pictorial
What are the 2 primary types of machine drawings?
Assembly and detail
