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Design of Masonry Structures

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_____________?

Design of Masonry Structures /
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

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_____________? Read More »

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?

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

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? Read More »

Design of Masonry Structures

A 200 mm thick wall made of modular bricks is 5 m long between cross walls and 3.8 m clear height between RCC slabs at top and bottom. The slenderness ratio of the wall is________________?

Design of Masonry Structures /
A 200 mm thick wall made of modular bricks is 5 m long between cross walls and 3.8 m clear height between RCC slabs at top and bottom. The slenderness ratio of the wall is________________?

A. 15
B. 19
C. 20
D. 25

A 200 mm thick wall made of modular bricks is 5 m long between cross walls and 3.8 m clear height between RCC slabs at top and bottom. The slenderness ratio of the wall is________________? Read More »

Design of Masonry Structures

The mortars used for masonry construction are classified based on strength in IS 2250 and IS 1905 according to their designations L1,L2, H1, H2, M, M2.

Design of Masonry Structures /
The mortars used for masonry construction are classified based on strength in IS 2250 and IS 1905 according to their designations L1,L2, H1, H2, M, M2.

The correct sequence of increasing order of their strengths is?
A. LLLZ.HLHI.MLMJ
B. L2,L,,M2>Mi,H2)H,
C. M,,M2, H,,H2,Li,L2
D. L2,L,,M,,M2,H,,H2

The mortars used for masonry construction are classified based on strength in IS 2250 and IS 1905 according to their designations L1,L2, H1, H2, M, M2. Read More »

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 /
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 _______________?

A. 0.4 kg/cm2
B. 0.7 kg/cm2
C. 1.0 kg/cm2
D. 1.2 kg/cm2

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 _______________? Read More »

Design of Masonry Structures

Assertion A : Limiting value of slenderness ratio for a column is less than that of a wall. Reason R : A column can buckle around either of the two horizontal axes while a wall can buckle around only one axis.

Design of Masonry Structures /
Assertion A : Limiting value of slenderness ratio for a column is less than that of a wall. Reason R : A column can buckle around either of the two horizontal axes while a wall can buckle around only one axis.

Select your answer according to the codes given below.
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 the correct explanation of A.
C. A is true but R is false.
D. A is false but R is true.

Assertion A : Limiting value of slenderness ratio for a column is less than that of a wall. Reason R : A column can buckle around either of the two horizontal axes while a wall can buckle around only one axis. Read More »

Design of Masonry Structures

Direct load carrying capacity of a brick masonry wall standing freely as against when it supports RC slab will be___________________?

Design of Masonry Structures /
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%

Direct load carrying capacity of a brick masonry wall standing freely as against when it supports RC slab will be___________________? Read More »

Design of Masonry Structures

A high lime content in a composite cement-lime mortar results in______________?

Design of Masonry Structures /
A high lime content in a composite cement-lime mortar results in______________?

Consider the following statements.
1. slow hardening.
2. quick setting.
3. weaker mortar.
select the correct statements.
A. 2 and 3 are correct
B. 1 and 2 are correct
C. 1 and 3 are correct
D. 1, 2 and 3 are correct

A high lime content in a composite cement-lime mortar results in______________? Read More »

Design of Masonry Structures

The use of relatively weak mortar_______________?

Design of Masonry Structures /
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

The use of relatively weak mortar_______________? Read More »

Design of Masonry Structures