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 _______________?

Related Mcqs:

1. 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

2. For masonry built in 1:1:6 cement-lime-sand mix mortar or equivalent, the horizontal shear stress permissible on the area of a mortar bed joint is_______________?

   A. 0.15 MPa
   B. 0.125 MPa
   C. 0.1 MPa
   D. 0.075 MPa

3. 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

4. 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.

5. 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

6. A free standing brick wall 20 cm thick is subjected to a wind pressure of 75kg/m2. The maximum height of wall from stability consideration is___________________?

   A. 0.64 m
   B. 0.96 m
   C. 1.28 m
   D. 1.5 m

7. 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_________________?

   A. 10%
   B. 25%
   C. 33 1/3%
   D. 50%

8. 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.

9. 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

10. A 200 mm thick brick masonry wall made of modular bricks carries an axial load of 30 kN/m from wall above and an eccentric load of 20 kN/m from RCC floor acting at a distance of 47.5 mm from the centre line of the wall. The resultant eccentricity ratio is A. B. C. D. ?

    A.090
    B.095
    C.100
    D.105