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

Related Mcqs:

1. 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

2. 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

3. 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

4. The timber floor not spanning on the masonry wall but properly anchored to the wall gives________________?

   A. lateral restraint but not rotational restraint
   B. rotational restraint but not lateral restraint
   C. both lateral and rotational restraints
   D. neither lateral nor rotational restraint

5. 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

6. Consider the following statements regarding bands to be provided for strengthening masonry work in masonry buildings constructed in zone III, IV and V?

   (i) Lintel band is provided at lintel level on partition walls,
   (ii) Gable band is provided at top of gable masonry below the purlins,
   (iii) The bands shall be to full width of the wall and not less than 7.5 cm in depth,
   (iv) The bands shall be made of reinforced concrete only.

   the correct statements are?
   A. (i) and (ii)
   B. (i) and (iii)
   C. (ii) and (iv)
   D. (ii) and (iii)

7. Water retentivity for brick masonry should not be less than__________________?

   A. 50%
   B. 60%
   C. 70%
   D. 80%

8. 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.

9. 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

10. 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