If the ratio of center to center spacing of intersecting walls to actual thickness of intersecting wall is more than 20, then the stiffening coefficient for wall proper will be_________________?

A. providing buttresses at certain intervals
B. providing a deeper foundation
C. using a richer mortar
D. using stronger bricks

i) foundation footing of a wall
ii) timber floor spanning on the wall and anchored to the wall
iii) RCC slab with a minimum bearing of 10 cm on the wall
select the correct statment.
A. (i) and (iii) are correct
B. (i) and (ii) are correct
C. (ii) and (iii) are correct
D. (i), (ii) and (iii) are correct

i) there is no gain in strength of masonry
ii) there is high shrinkage
iii) they are prone to segregation
select the correct statements?
A. Only (ii) is correct
B. (i) and (ii) are correct
C. (ii) and (iii) are correct
D. (i), (ii) and (iii) are correct

Select your answer based on the codes given below Codes?
A. Both A and R are true and R is the correct explanation of A.
B. Both A and R are true but R is not a correct explanation of A.
C. A is true but R is false.
D. A is false but R is true

A. sum of thickness of both leaves
B. two-third of the sum of thickness of both the leaves
C. actual thickness of the stronger leaf
D. larger of (B) and (C)

A. shear
B. vertical tensile splitting
C. buckling
D. any of the above