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.Management Sciences
Category: Building Materials and Construction
Based on the following rocks and minerals, select the correct statement, quartz, shale, basalt, granite, marble, gypsum, mica______________?
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A. basalt and marble are the only metamorphic rocks
B. there is no sedimentary rock
C. granite is the only igneous rock
D. quartz and mica are minerals
In brick masonry the bond produced by laying alternate headers and stretchers in each course is known as_______________?
A. English bond
B. double flemish bond
C. zigzag bond
D. single flemish bond
Jumper is a tool used for_______________?
A. testing of stones
B. quarrying of stones
C. dressing of stones
D. none of the above
Which of the following sedimentary rocks changes into quartzite by metamorphic action ?
A. sand stone
B. lime stone
C. shale
D. gypsum
Addition of pozzolana to ordinary Portland cement increases__________________?
A. bleeding
B. shrinkage
C. permeability
D. heat of hydration
The lower edge of the pitched roof, from where the rain water of the roof surface drops down, is known as______________?
A. hip
B. gable
C. ridge
D. eaves
Crushing strength of a first class brick should not be less than_____________?
A. 3.5 N/mm2
B. 7.0 N/mm2
C. 10.5 N/mm2
D. 14.0 N/mm2
The frog of the brick in a brick masonry is generally kept on______________?
A. bottom face
B. top face
C. shorter side
D. longer side
Higher pitch of the roof (1) results in stronger roof (2) results in weaker roof (3) requires more covering material (4) requires less covering material The correct answer is___________?
A. (1) and (3)
B. (1) and (4)
C. (2) and (3)
D. (2) and (4)
The type of pile which is driven at an inclination to resist inclined forces is known as______________?
A. friction pile
B. sheet pile
C. batter pile
D. anchor pile
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