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.Management Sciences
Category: Building Materials and Construction
Couple close roof is suitable for maximum span of________________?
A. 2.5 m
B. 3.5 m
C. 4.5 m
D. 5.5 m
The slump recommended for mass concrete is about_______________?
A. 25 mm to 50 mm
B. 50 mm to 100 mm
C. 100 mm to 125 mm
D. 125 mm to 150 mm
In any good staircase, the maximum and minimum pitch respectively should be_____________?
A. 90° and 0°
B. 75° and 30°
C. 60° and 10°
D. 40° and 25°
The lintels are preferred to arches because______________?
A. arches require more headroom to span the openings like doors, windows etc.
B. arches require strong abutments to withstand arch thrust
C. arches are difficult in construction
D. all of the above
In case of foundations on black cotton soils, the most suitable method to increase the bearing capacity of soils is to_________________?
A. increase the depth of foundation
B. drain the soil
C. compact the soil
D. replace the poor soil
Assertion A : Shishum is used for decorative woodwork. Reason R : Shishum can be polished to an excellent finish. Select your answer according to the coding system given below ?
A. Both A and R are true and R is the correct explanation of A
B. Both A and R are true but R is not the correct explanation of A
C. A is true but R is false
D. A is false but R is true
The type of roof suitable in plains where rainfall is meagre and temperature is high is______________?
A. pitched and sloping roof
B. flat roof
C. shell roof
D. none of the above
Le Chatelier’s device is used for determining the_______________?
A. setting time of cement
B. soundness of cement
C. tensile strength of cement
D. compressive strength of cement
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