Question

1. label the line types shown in the drawing below:

Explanation:

In technical drawing, visible edges are shown with solid lines, hidden features with dashed lines, and center - lines with thin long - dashed dotted lines. Section lines are short inclined parallel lines to show the cut areas.
a. Visible outline (solid line): Represents the outer edges of the object that are directly visible.
b. Hidden line (dashed line): Indicates features that are not directly visible but exist within the object.
c. Visible outline (solid line): Another outer visible edge.
d. Center line (thin long - dashed dotted line): Used to show the center of symmetrical features like holes or cylindrical parts.
e. Hidden line (dashed line): For non - visible internal features.
f. Visible outline (solid line): Outer visible boundary.
g. Hidden line (dashed line): For internal non - visible elements.

Answer:

a. Visible outline (solid line)
b. Hidden line (dashed line)
c. Visible outline (solid line)
d. Center line (thin long - dashed dotted line)
e. Hidden line (dashed line)
f. Visible outline (solid line)
g. Hidden line (dashed line)