21. Full restraint is provided by
(i) foundation footing of a wall
(ii) timber floor spanning on the wall and anchored to the wall
(iii) RCC slab with a minimum bearing of 10 cm on the wall Of these statements
a) (i) and (iii) are correct
b) (i) and (ii) are correct
c) (ii) and (iii) are correct
d) (i), (ii) and (iii) are correct
Ans:d
22. 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
Ans:a
23. 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
Ans:d
24. 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) 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.
Ans:c
25. For masonry work with solid bricks, consistency of mortar should be
a) 5 to 8 cm
b) 9 to 13 cm
c) 14 to 18 cm
d) 19 to 23 cm
Ans:b
26. Water retentivity for brick masonry should not be less than
a) 50%
b) 60%
c) 70%
d) 80%
Ans:c
27. Minimum compressive strength in N/mm2 for H1 type mortar used for masonry is
a) 3
b) 5
c) 7.5
d) 10
Ans:d
28. Rich cement mortars are more liable to cracking as compared to lean mortars because rich mortars have
a) high shrinkage
b) less strength
c) both (a) and (b)
d) none of above
Ans:a
29. 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 Of these statements
a) Only (ii) is correct
b) (i) and (ii) are correct
c) (ii) and (iii) are correct
d) (i), (ii) and (iii) are correct
Ans:b
30. 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
Ans:b
Read MOre Quesations:
Design of Masonry Structures MCQs Part1
Design of Masonry Structures MCQs Part2
(i) foundation footing of a wall
(ii) timber floor spanning on the wall and anchored to the wall
(iii) RCC slab with a minimum bearing of 10 cm on the wall Of these statements
a) (i) and (iii) are correct
b) (i) and (ii) are correct
c) (ii) and (iii) are correct
d) (i), (ii) and (iii) are correct
Ans:d
22. 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
Ans:a
23. 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
Ans:d
24. 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) 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.
Ans:c
25. For masonry work with solid bricks, consistency of mortar should be
a) 5 to 8 cm
b) 9 to 13 cm
c) 14 to 18 cm
d) 19 to 23 cm
Ans:b
26. Water retentivity for brick masonry should not be less than
a) 50%
b) 60%
c) 70%
d) 80%
Ans:c
27. Minimum compressive strength in N/mm2 for H1 type mortar used for masonry is
a) 3
b) 5
c) 7.5
d) 10
Ans:d
28. Rich cement mortars are more liable to cracking as compared to lean mortars because rich mortars have
a) high shrinkage
b) less strength
c) both (a) and (b)
d) none of above
Ans:a
29. 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 Of these statements
a) Only (ii) is correct
b) (i) and (ii) are correct
c) (ii) and (iii) are correct
d) (i), (ii) and (iii) are correct
Ans:b
30. 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
Ans:b
Read MOre Quesations:
Design of Masonry Structures MCQs Part1
Design of Masonry Structures MCQs Part2
No comments:
Post a Comment