Communicating design ideas

What type of line weight is used for Part Outlines in engineering drawings?

• Light

• Medium

• Heavy

• Extra Heavy

Fill in the blank: In engineering drawings, Section Lines are drawn with a _______ line weight.

• Light.

• Heavy.

• Medium.

• Variable.

The purpose of isometric drawings in engineering design is to:

• Provide a 3D representation of an object

• Show the electrical wiring layout

• Display the fluid dynamics of a system

• Illustrate the thermal properties of materials

What is the size of a line that runs from one side of a circle, through the centre to the opposite side called?

• Circumference

• Radius

• Diameter

• Height

Fill in the blank: In the United Kingdom, designers and engineers use the _______ projection method to layout their information on plans and drawings.

• third angle.

• first angle.

• isometric.

• oblique.

What is the term for the distance around the edge of a circle?

• Diameter

• Radius

• Arc

• Circumference

In engineering drawings, what type of line is used to represent hidden edges?

• Thick line

• Solid line

• Dashed line

• Thin line

What is the term for the line segment from the center of a circle to any point on its circumference?

• Diameter

• Radius

• Chord

• Tangent

In engineering drawings, what type of line is used to indicate the center of a circle or arc?

• Dimension line

• Hidden line

• Extension line

• Center line

Fill in the blank: In technical drawings, the _______ view is used to show the interior details of an object.

• Plan

• Perspective

• Section

• Elevation