Design Of Masonry Structures Mcqs
Q.1: Consider the following statements?"
A. 1. Masonry in rich cement mortar though having good strength with high shrinkage is much liable for surface cracks.s
B. 2. Lime mortar possesses poor workability and poor water retentivity and also suffers high shrinkage.e
C. 3. Masonry in lime mortar has better resistance against rain penetration and is less liable to crack when compared to masonry in cement mortar.
D. Which of these statements are correct?&
Q.2: Maximum slenderness ratio of load bearing walls for a dwelling having more than 2 storeys________________?j
A. i) shall not exceed 12 if lime mortar is used-
B. ii) shall not exceed 18 if cement lime mortar 1:2:9 is used;
C. iii) shall not exceed 24 if cement mortar 1:6 is used5
D. the correct statments is ?
Q.3: 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?
A. Select your answer according to the codes give below.5
B. Both A and R are true and R is the correct explanation of9
C. Both A and R are true and R is not the correct explanation of=
D. A is true but R is false.
Q.4: 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
Q.5: Where a structural component or a system is providing lateral support to five or more walls or columns, the lateral load to be resisted may be taken as_______________?
A. 4 percent
B. 5 percent
C. 6 percent
D. 7 percent
Q.6: If H is the height of wall between centers of supports, then the effective height of wall where concrete floors have a bearing on wall irrespective of the direction of span will be________________?
A. 0.75 H
B. 0.85 H
C. 1.0 H
D. 1.5 H
Q.7: If the horizontal cross-sectional area of a wall is 1200 cm2, then the basic stress shall be multiplied by a reduction factor equal to________________?
A. 0 6
B. 0.75
C. 0.85
D. 0.95
Q.8: The bending stress in a wall or column subjected to effective vertical load need not be considered, if the eccentricity ratio is_________________?
A. less than or equal to 1/24
B. less than or equal to 1/6
C. more than 1/24
D. less than or equal to 1/12
Q.9: Full restraint is provided by__________________?0
A. i) foundation footing of a wall
B. ii) timber floor spanning on the wall and anchored to the wall>
C. iii) RCC slab with a minimum bearing of 10 cm on the wall9
D. select the correct statment.
Q.10: For designing masonry components of a structure, seismic forces provision in the design calculation is not necessary for buildings constructed in________________?
A. Zone I only
B. Zone I and II
C. Zone I, II and III
D. Zone I, II, III and IV

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