The outward thrust of an arch can be stabilized by a
A) column
B) vault
C) buttress
D) capital

Question

Quizplus · Accepted Answer

An arch exerts an outward thrust that can cause it to collapse or become unstable. To stabilize the arch, a buttress can be added. A buttress is a structure that supports the wall or structure at right angles to it, providing additional support and counteracting the outward thrust of the arch. Therefore, the best choice to stabilize the outward thrust of an arch is a buttress.

The Outward Thrust of an Arch Can Be Stabilized by a