Assertion A : Lime based mortars give higher ratio of brickwork strength to mortar strength as compared to non-lime mortar.Reason R : Lime based mortars have lower bond strength as compared to non-lime mortars.Select your answer according to the codes given below:

Design of Masonry Structures
Assertion A : Lime based mortars give higher ratio of brickwork strength to mortar strength as compared to non-lime mortar.Reason R : Lime based mortars have lower bond strength as compared to non-lime mortars.Select your answer according to the codes given below:

A is false but R is true

Both A and R is true but R is not the correct explanation of A

Both A and R is true and R is the correct explanation of A

A is true but R is false

A is false but R is true

Both A and R is true but R is not the correct explanation of A

Both A and R is true and R is the correct explanation of A

A is true but R is false

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Design of Masonry Structures
Cement mortars richer than 1 : 3 are not used in masonry because(i) There is no gain in strength of masonry(ii) There is high shrinkage(iii) They are prone to segregation

(ii) and (iii) are correct

Only (ii) is correct

(i) and (ii) are correct

(i), (ii) and (iii) are correct

(ii) and (iii) are correct

Only (ii) is correct

(i) and (ii) are correct

(i), (ii) and (iii) are correct

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Design of Masonry Structures
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

25 %

10 %

50 %

33? %

25 %

10 %

50 %

33? %

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Design of Masonry Structures
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:

Both A and R is true and R is not the correct explanation of A

Both A and R is true and R is the correct explanation of A

A is true but R is false

A is false but R is true

Both A and R is true and R is not the correct explanation of A

Both A and R is true and R is the correct explanation of A

A is true but R is false

A is false but R is true

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Design of Masonry Structures
Consider the following statements:
1. Masonry in rich cement mortar though having good strength with high shrinkage is much liable for surface cracks.
2. Lime mortar possesses poor workability and poor water retentivity and also suffers high shrinkage.
3. Masonry in lime mortar has better resistance against rain penetration and is less liable to crack when compared to masonry in cement mortar.
Which of these statements are correct?

2 and 3

1 and 2

1, 2 and 3

1 and 3

2 and 3

1 and 2

1, 2 and 3

1 and 3

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Design of Masonry Structures
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.

(i) and (iii) are correct

(i), (ii) and (iii) are correct

(ii) and (iii) are correct

(i) and (ii) are correct

(i) and (iii) are correct

(i), (ii) and (iii) are correct

(ii) and (iii) are correct

(i) and (ii) are correct

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Design of Masonry Structures

Design of Masonry Structures Assertion A : Lime based mortars give higher ratio of brickwork strength to mortar strength as compared to non-lime mortar.Reason R : Lime based mortars have lower bond strength as compared to non-lime mortars.Select your answer according to the codes given below:

Design of Masonry Structures Cement mortars richer than 1 : 3 are not used in masonry because(i) There is no gain in strength of masonry(ii) There is high shrinkage(iii) They are prone to segregation

Design of Masonry Structures 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

Design of Masonry Structures 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:

Design of Masonry Structures
Assertion A : Lime based mortars give higher ratio of brickwork strength to mortar strength as compared to non-lime mortar.Reason R : Lime based mortars have lower bond strength as compared to non-lime mortars.Select your answer according to the codes given below:

Design of Masonry Structures
Cement mortars richer than 1 : 3 are not used in masonry because(i) There is no gain in strength of masonry(ii) There is high shrinkage(iii) They are prone to segregation

Design of Masonry Structures
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

Design of Masonry Structures
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: