The external curve of an arch is known as :
AIntrados
BBack of the arch
CSkew back
DNone of these
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
Closed figures as a single entity of any shape that can be created with lines and arcs, can be drawn by the command:
The great advantage of oblique drawing over isometric drawing
Isometric projection of a circle is always:
The ratio of Isometric view to Isometric projection
In conic sections, if the section is parallel to the axis of the section then it will be