TECHNICAL DRAWINGS DIMENSIONS

What is the significance of the DIMENSION REFERENCE POINT (A) in technical drawings?

• Where the dimension ends

• Where the object lines intersect

• Where the dimension starts

• The midpoint of the dimension line

What does the DIMENSION MEASURE POINT (B) indicate in a technical drawing?

• • The point where the dimension starts

• • The point where the dimension ends

• • The midpoint of the dimension line

• • The shape of the object represented

What do OBJECT LINES (G) represent in a technical drawing?

• Distance between dimension reference and measure point

• The shape of the object being represented

• • Extension lines

• Dimension values

What does the DIMENSION VALUE (C) represent in technical drawings?

• • The shape of the object represented

• • The distance between dimension reference and measure points

• • The value of the dimension

• • The midpoint of the dimension line

5. What do DIMENSION LINES (D) indicate in a technical drawing?

• • Distance being measured

• • Shape of the object represented

• • Extension lines

• • Dimension values

6. What is the purpose of EXTENSION LINES (E) in dimensioning?

• • Indicate the distance being measured

• • Show the shape of the object

• • Locate points at which a dimension line begins and ends

• • Provide a reference for the dimension value

What do ARROWHEADS (F) signify in dimensioning?

• • The midpoint of the dimension line

• • Shape of the object represented

• • Distance between dimension reference and measure points

• • Endpoints of dimension lines

What does the Ф symbol before the dimension value represent?

• • Diameter

• • Radius

• • Circunference

• Perimeter

In dimensioning, where should the DIMENSION VALUE be positioned?

• • Below the dimension line

• • At the endpoints of the dimension line

• • In the middle of the dimension line

• • Above the dimension line

What is the recommended unit for dimensions in technical drawings?

• Centimeter (cm)

• Meter (m)

• Millimeter (mm)

• Kilometer (km)