(a) 10cm
(b) 15cm
(c) 20cm
(d) None of these
Ans :- (a) 10cm
Explanation :-
When brick masonry is placed 10 cm thick or 1/2 brick. It is measured in square meter.
- It is known as divider / partition wall.
- While the minimum thickness of the load carry wall is
taken 20 cm. It (unit) measured in cubic meter.
