Question

Cavity walls are usually the inner walls of the building.

(a) True

(b) False

The question was asked at a job interview.

This key question is from Cavity Walls in chapter Cavity Walls & Partition Walls of Construction & Building Materials

Answer 1

Correct choice is (b) False

To elaborate: Cavity walls are usually the outer walls of the building because they are constructed for providing thermal and sound insulation to the buildings. They also prevent the moisture from entering the building and hence prevent the formation of cracks in the building.