In the case of panel wall subjected to horizontal loads at right angles to the plane of the wall, with the mortar not leaner than Ml type, tensile stress in bending in the vertical direction may be allowed to the extent of

Design of Masonry Structures
In the case of panel wall subjected to horizontal loads at right angles to the plane of the wall, with the mortar not leaner than Ml type, tensile stress in bending in the vertical direction may be allowed to the extent of

1.0 kg/cm²

1.2 kg/cm²

0.7 kg/cm²

0.4 kg/cm²

1.0 kg/cm²

1.2 kg/cm²

0.7 kg/cm²

0.4 kg/cm²

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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

(i) and (ii) are correct

Only (ii) is correct

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

(ii) and (iii) are correct

(i) and (ii) are correct

Only (ii) is correct

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

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Design of Masonry Structures
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

1

Greater than 1

Between 0 and 1

1

Greater than 1

Between 0 and 1

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Design of Masonry Structures
Water retentivity for brick masonry should not be less than

80 %

60 %

70 %

50 %

80 %

60 %

70 %

50 %

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Design of Masonry Structures
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 is false but R is true

A is true but R is false

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 false but R is true

A is true but R is false

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

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Design of Masonry Structures
In a cavity wall, both leaves of which are load bearing, the effective thickness is taken as

Two-third of the sum of thickness of both the leaves

Sum of thickness of both leaves

Actual thickness of the stronger leaf

Larger of (B) and (C)

Two-third of the sum of thickness of both the leaves

Sum of thickness of both leaves

Actual thickness of the stronger leaf

Larger of (B) and (C)

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Design of Masonry Structures

Design of Masonry Structures In the case of panel wall subjected to horizontal loads at right angles to the plane of the wall, with the mortar not leaner than Ml type, tensile stress in bending in the vertical direction may be allowed to the extent of

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 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

Design of Masonry Structures Water retentivity for brick masonry should not be less than

Design of Masonry Structures In a cavity wall, both leaves of which are load bearing, the effective thickness is taken as

Design of Masonry Structures
In the case of panel wall subjected to horizontal loads at right angles to the plane of the wall, with the mortar not leaner than Ml type, tensile stress in bending in the vertical direction may be allowed to the extent of

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 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

Design of Masonry Structures
Water retentivity for brick masonry should not be less than

Design of Masonry Structures
In a cavity wall, both leaves of which are load bearing, the effective thickness is taken as