Drawing Flashcards
Which drawing tool is used to make irregular curves, such as a template for fabricated pipe joints.
French Curve
Which drawing tool has two needle points and is used to transfer measurements?
Dividers
What scale rule is most commonly used in the pipe trades?
Architect’s scale
Which line is used to represent edges which are behind some other object with dashes that are about 1/8 in. long and spaces are less than 1/16 in?
Hidden line
Which drawing line is used to designate the axis of an object?
Center line
Which drawing line consists of a broken line of dashes about 1/2 in. long, alternating with dashes about 1/16 in. long, with a very short space between the dashes?
Center Line
A thin drawing line used to indicate the direction and limits of a dimension, terminating with an arrowhead and being broken only for the dimensions is called a/an
Dimension line
This drawing line ——————————- represents a/an
Hidden line
This drawing line ______________________ represents a/an
Extension line
Piping ________________________V_____________________ symbolizes
Vacuum
Piping ___________ACID___________ symbolizes
Acid waste
Piping _____G_____G______G_____ symbolizes
Gas
The __________VC_________ plumbing symbol represents
Vacuum cleaning
The _______A_________ plumbing symbol represents
Compressed air
The ______LN______ plumbing symbol represents
Liquid Nitrogen
