Design of Masonry Structures

• For strengthening a 50 m long and 5 m high straight compound wall built in brick work, which one of the following would be most suitable?

• A. Providing buttresses at certain intervals
• B. Providing a deeper foundation
• C. Using a richer mortar
• D. Using stronger bricks
Explanation:

No answer description available for this question

• If the eccentricity ratio is more than 1/24, then increase in the permissible stress in the design of wall subjected to eccentric loading as per code is_____.

• A. 10 %
• B. 25 %
• C. 33? %
• D. 50 %
Explanation:

No answer description available for this question

• 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. 0
• B. Between 0 and 1
• C. 1
• D. Greater than 1
Explanation:

No answer description available for this question

• A free standing brick wall 20 cm thick is subjected to a wind pressure of 75 kg/m². The maximum height of wall from stability consideration is_____.

• A. 0.64 m
• B. 0.96 m
• C. 1.28 m
• D. 1.5 m
Explanation:

No answer description available for this question

• Assertion A : From consideration of structural soundness and economy of design, most codes control the maximum slenderness ratio of masonry walls and columns.Reason R : By controlling the maximum slenderness ratio, failure is by excessive stress and not by buckling.Select your answer according to codes given below:

• A. Both A and R is true and R is the correct explanation of A
• B. Both A and R is true but R is not the correct explanation of A
• C. A is true but R is false
• D. A is false but R is true
Explanation:

No answer description available for this question

• For earthquake resistant masonry buildings, the vertical distance between openings one above the other in a load bearing wall shall not be less than_____.

• A. 50 cm
• B. 60 cm
• C. 75 cm
• D. 100 cm
Explanation:

No answer description available for this question

• 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 is true and R is the correct explanation of A
• B. Both A and R is 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
Explanation:

No answer description available for this question

• Minimum compressive strength in N/mm² for H1 type mortar used for masonry is_____.

• A. 3
• B. 5
• C. 7.5
• D. 10
Explanation:

No answer description available for this question

• 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
Explanation:

No answer description available for this question

• 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 is true and R is the correct explanation of A
• B. Both A and R is 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