Maximum slenderness ratio of load bearing walls for a dwelling having more than 2 storeys________________?

Related Mcqs:

1. 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. 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.

2. 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

3. 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.

4. 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

   of the total vertical load on the most heavily loaded wall or column in the group.

5. 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

6. 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

7. In a cavity wall, both leaves of which are load bearing, the effective thickness is taken as________________?

   A. sum of thickness of both leaves
   B. two-third of the sum of thickness of both the leaves
   C. actual thickness of the stronger leaf
   D. larger of (B) and (C)

8. 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

9. 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

10. The effective height of free standing nonload bearing wall and column respectively will be_________________?

    A. 1.OH and 1.OH
    B. 1.5Handl.5H
    C. 2.0Handl.5H
    D. 2.0H and 2.0H

    where H is the height of wall or column between centers of supports.