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.Management Sciences
Category: Design of Masonry Structures
For earthquake resistant masonry buildings, where seismic coefficient is less than 0.08, the horizontal distance between two openings shall not be less than_________________?
A. Vt x height of shorter opening
B. Vt x height of longer opening
C. Ax height of shorter opening
D. Vi x height of longer opening
In a cavity wall, both leaves of which are load bearing, the effective thickness is taken as________________?
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)
Direct load carrying capacity of a brick masonry wall standing freely as against when it supports RC slab will be___________________?
A. more
B. less
C. the same in both the cases
D. 100%
The use of relatively weak mortar_______________?
Consider the following statements.
1. will accommodate movements due to loads and, cracking if any, and will be distributed as thin hair cracks which are less noticeable or harmful.
2. will result in reduction of stresses due to differential expansion of masonry units.
select the correct statements.
A. 1 alone is correct
B. 2 alone is correct
C. both 1 and 2 are correct
D. neither 1 nor 2 is correct
Consider the following statements regarding provision of chases in masonry_________________?
(i) No chase should be permitted in a half brick load-bearing wall,
(ii) Vertical chases should not be closer than 2 m in any stretch of a wall,
(iii) Chases should be provided near to bearings of beams and lintels.
Select the the statements ?
A. (i) and (ii) are correct
B. (i) and (iii) are correct
C. (ii) and (iii) are correct
D. (i), (ii) and (iii) are correct
Assertion A : For eccentricity ratio exceeding 1/6, effective thickness of masonry will get reduced. Reason R : For eccentricity ratio exceeding 1/6, there will be tension on one side of the member?
Select your answer according to the codes give below.
A. Both A and R are true and R is the correct explanation of A.
B. Both A and R are true and R is not the correct explanation of A.
C. A is true but R is false.
D. A is false but R is true.
Which of the following will give higher ratio of brickwork strength to mortar strength ?
A. 1 : % : 3
B. 1 : Vz: 4>/2
C. 1:1:6
D. 1:2:9
Minimum thickness of stiffening wall for 1 to 3 storeys shall not be less than_______________?
A. 10 cm
B. 15 cm
C. 20 cm
D. 30 cm
Assertion A : For identical strength, a composite cement-lime mortar is preferred over cement mortar. Reason R : Composite cement-lime mortar has higher drying shrinkage than cement mortar_____________?
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
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