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.Management Sciences
Category: Building Materials and Construction
The minimum depth of foundation in clayey soils is_______________?
A. 0.5 m
B. 0.7 m
C. 0.9 m
D. 1.2 m
The vertical distance between the springing line and highest point of the innercurve of an arch is known as______________?
A. intrados
B. rise
C. spandril
D. extrados
Study the following statements. (1) Hydraulic lime is suitable for white washing, (2) Fat lime is suitable for whitewashing, (3) Hydraulic lime is suitable for making mortar, (4) Fat lime is suitable for making mortar. The correct answer is______________?
A. (1) and (4)
B. (2) and (3)
C. (1) and (2)
D. (3) and (4)
Which of the following cements contains maximum percentage of dicalcium silicate?
A. ordinary Portland cement
B. low heat cement
C. rapid hardening cement
D. sulphate resisting cement
Granite is not suitable for ordinary building purpose because_______________?
A. it can not be polished
B. it is not a fire proof material
C. it is costly
D. it has less crushing strength
Excess of silica in brick earth results in______________?
A. cracking and warping of bricks
B. loss of cohesion
C. enhancing the impermeability of bricks
D. none of the above
The type of bond provided in brick masonry for carrying heavy loads is___________?
A. single flemish bond
B. double flemish bond
C. English bond
D. zigzag bond
The process of mixing clay, water and other ingredients to make brick is known as______________?
A. kneading
B. moulding
C. pugging
D. drying
Single flemish bond consists of___________________?
A. double flemish bond facing and Eng-lish bond backing in each course
B. English bond facing and double flemish bond backing in each course
C. stretcher bond facing and double flemish bond backing in each course
D. double flemish bond facing and header bond backing in each course
Advantage of a clamp compared to a kiln for burning bricks is that_______________?
A. it takes less time for burning
B. it gives more output of first class bricks
C. it has less initial cost
D. it is suitable when bricks are required in large numbers
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