Question

Effective length of a wall supported by a buttress at each end is ________

(a) 0.8L

(b) 1.0L

(c) 1.5L

(d) 2.0L

I have been asked this question in an interview.

My enquiry is from Effective Length and Thickness of Wall topic in portion Load Bearing Walls of Construction & Building Materials

Answer 1

Right answer is (b) 1.0L

Best explanation: Effective length of a wall supported by a buttress at each end is 1.0L where L is the actual length of the wall. Effective length of a wall varies with the variations in the conditions of support.