Q.1) Brick walls are measured in square metre if the thickness of the wall is –
A) 10 cm
B) 15 cm
C) 20 cm
D) None of the above
Option (A)
Q.2) The defect that is caused by falling of rain water on the hot surfaces of the bricks is known as –
A) Bloating
B) Chuffs
C) Cracks
D) Lamination
Option (B)
Q.3) Tempering is the process used in the manufacturing of –
A) Bricks
B) Bitumen
C) Cement
D) Paints
Option (A)
Q.4) The process of providing smooth face and regular face to stones is known as –
A) Quarrying
B) Seasoning
C) Pitching
D) Dressing
Option (D)
Q.5) The calcination of pure lime results in :
A) Quick lime
B) Hydraulic lime
C) Hydrated lime
D) Fat lime
Option (A)
Q.6) Which of the following type of stone is used in the rubble masonry?
A) Hard
B) Heavy weighted
C) Light weighted
D) Smooth
Option (A)
Q.7) The disease of dry rot in timber is caused by :
A) Complete submergence in water
B) Alternative wet and dry conditions
C) Lack of ventilation
D) None of the above
Option (C)
Q.8) Which of the following is the measure of ease with which the wood may split?
A) Cleavability
B) Shearing strength
C) Stiffness
D) Toughness
Option (A)
Q.9) The defect in timber that causes longitudinal separation of woods between the annular rings is known as –
A) Knots
B) Rind gall
C) Shakes
D) Twisted fibers
Option (C)
Q.10) Which of the following represents the moisture content in the properly seasoned timber?
A) 5 – 8%
B) 10 – 12%
C) 18 – 25%
D) 25 – 35%
Option (B)
Q.11) Compound of cement which reacts immediately with water and sets first is –
A) Tricalcium silicate
B) Tricalcium aluminate
C) Dicalcium silicate
D) All of the above
Option (B)
Q.12) Le-chatelier’s method can be used to determine –
A) Fineness of cement
B) Fineness of aggregate
C) Soundness of cement
D) Compressive strength of cement
Option (C)
Q.13) Which of the following is added for quick setting of cement?
A) Gypsum
B) Alum
C) Zinc sulphate
D) Aluminium sulphate
Option (D)
Q.14) The high early strength of rapid hardening cement is due to its –
A) Increased content of gypsum
B) Burning at high temperature
C) Increased content of cement
D) Higher content of tricalcium silicate
Option (D)
Q.15) Soundness test of cement determines –
A) Quality of free lime
B) Ultimate strength
C) Durability
D) Initial setting
Option (A)
Q.16) In the process of hydration of OPC to complete all chemical reaction, the water requirement is –
A) 5 – 8%
B) 8 – 16%
C) 20 – 25%
D) 35 – 45%
Option (C)
Q.17) In which of the following test of cement air permeability method is used?
A) Strength test
B) Slump test
C) Fineness test
D) Durability test
Option (C)
Q.18) To prevent segregation, the maximum height for placing concrete is –
A) 100 cm
B) 125 cm
C) 150 cm
D) 200 cm
Option (C)
Q.19) The slump test is performed to check the –
A) Presence of water in cement
B) Ratio of concrete ingredients
C) Temperature resistance
D) Workability of concrete
Option (D)
Q.20) The standard size of masonry brick is –
A) 18 x 8 x 8 cm
B) 18 x 9 x 9 cm
C) 19 x 9 x 9 cm
D) 19 x 8 x 8 cm
Option (C)
