Civil Engineering Mcqs

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

Submitted By :Ali Uppal

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

Submitted By :Ali Uppal

The basic stress in masonry units having height to width ratio of 1.5 may be increased by a factor of_________________?

(A) 1.2
(B) 1.4
(C) 1.6
(D) 2.0

Submitted By :Ali Uppal

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

Submitted By :Ali Uppal

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 _______________?

(A) 0.4 kg/cm2
(B) 0.7 kg/cm2
(C) 1.0 kg/cm2
(D) 1.2 kg/cm2

Submitted By :Ali Uppal

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

Submitted By :Ali Uppal

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

Submitted By :Ali Uppal

For earthquake resistant masonry buildings, where seismic coefficient is less than 0.08, the horizontal distance between two openings shall not be less than_________________?

(A) Vt x height of shorter opening
(B) Vt x height of longer opening
(C) Ax height of shorter opening
(D) Vi x height of longer opening

Submitted By :Ali Uppal

Water retentivity for brick masonry should not be less than__________________?

(A) 50%
(B) 60%
(C) 70%
(D) 80%

Submitted By :Ali Uppal

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

Submitted By :Ali Uppal

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