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.Management Sciences
Category: Building Materials and Construction
Mansard roof is a roof which slopes in________________?
A. two directions without break in the slope on each side
B. two directions with break in the slope on each side
C. four directions without break in the slope on each side
D. four directions with break in the slope on each side
The maximum total settlement for raft foundation on clayey soils should be limited to______________?
A. 25 mm
B. 25 to 40 mm
C. 40 to 65 mm
D. 65 to 100 mm
With increase in moisture content, the bulking of sand_______________?
A. increases
B. decreases
C. first increases to a certain maximum value and then decreases
D. first decreases to a certain minimum value and then increases
The normal consistency of ordinary Portland cement is about________________?
A. 10%
B. 20%
C. 30%
D. 40%
The initial setting time for ordinary Portland cement as per IS specifications should not be less than_____________?
A. 10 minutes
B. 30 minutes
C. 60 minutes
D. 600 minutes
Cross cut saw is used for_______________?
A. cutting soft stones
B. cutting hard stones
C. cutting large blocks of stones
D. dressing stones
The most important tool in brick laying for lifting and spreading mortar and for forming joints is____________?
A. trowel
B. square
C. bolster
D. scutch
Paints with white lead base are suitable for painting of______________________?
A. wood work
B. iron work
C. both wood work and iron work
D. none of the above
The type of arch generally constructed over a wooden lintel or over a flat arch for the purpose of carrying the load of the wall above is_______________?
A. segmental arch
B. pointed arch
C. relieving arch
D. flat arch
The most commonly used retarder in cement is_________________?
A. gypsum
B. calcium chloride
C. calcium carbonate
D. none of the above
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