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.Management Sciences
Category: Building Materials and Construction
In a colar beam roof_______________?
A. there is no horizontal tie beam
B. there is a horizontal tie at the feet of rafters only
C. there is a horizontal tie at almost the middle of rafters only
D. there are two horizontal ties, one at the feet and other at the middle of the rafters
Based on the following rocks and minerals, select the correct statement, quartz, shale, basalt, granite, marble, gypsum, mica______________?
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)
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