CIVIL ENGINEERING QUIZ-BMC(brick)

CIVIL ENGINEERING QUIZ-BMC(brick)

1. The most function of alumina in brick earth is

A) To impart plasticity
B) To increase durability
C) To prevent shrinkage
D) To increase impermeability

... Answer is A)
To impart plasticity"

2. The process of mixing sand with the powdered natural soil to improve the quality is known as

A) Moulding
B) Tempering
C) Pugging
D) Blending

... Answer is D)
Blending"

3. Lime is Mixed with brick earth

A) To impart plasticity
B) To increase durability
C) To prevent shrinkage
D) To increase impermeability

... Answer is C)
to prevent shrinkage"

4. Max. % of water absorption of II class brick in 24 hrs should be limited

A) 10%
B) 15%
C) 20%
D) 22%

... Answer is D)
22%"

5. The over ground continuous kiln is

A) Bull's trench kiln
B) Hoffman's kiln
C) Tunnel Kiln
D) All of these

... Answer is B)
Hoffman's kiln"

6. Fire brick should be laid in a

A) Lime morter
B) Fire Cement Mortar
C) Fire clay mortar
D) All of these

... Answer is C)
fire clay mortar"

7. Bullnose brick are not used in

A) walls
B) Rounding off sharp corner
C) Arches
D) pillars

... Answer is A)
walls"

8. Terracota is used in buildings for

A) Ornamental works
B) insulation
C) Storage
D) None of these

... Answer is D)
None of these"

9. If rain water falls on hot bricks, there shape of the brick gets deformed, the defect is known as

A) Efflorescence
B) Bloating
C) Chuffs
D) Nodules

... Answer is C)
chuffs"

10. The moulded bricks are dried before burning to an approximate moisture content of

A) 3%
B) 6%
C) 10%
D) 20%

... Answer is A)
 3%"

11. In the process of brick manufacturing the pug mill is used in

A) Weathering
B) Blending
C) Tempering
D) None of the above

... Answer is C)
pug mill is used in Tempering"

12. Hollow brick is

A) Sound proof
B) Heat proof
C) About 1/3 in weight of standard brick
D) All of the above

... Answer is D)
All of the above"

13. the compressive strength of burnt clay brick as per IS 1077-1992 is

A) 105 kg/cm2
B) 150 kg/cm2
C) 105-150 kg/cm2
D) 35-350 kg/cm2

... Answer is D)
35-350 kg/cm2"

14. Consider the following statment
A good soil for making bricks should contain
1.About 30% alumina
2.About 10% lime nodules
3.A small Quantity of iron oxide, 5 to 6%
4.About 5% magnesia
of these statments

A) 1 and 2 are correct
B) 1 and 3 are correct
C) 1,3 and 4 are correct
D) 1 and 4 are correct

... Answer is B)
1 and 3 are correct"

15. Consider the following statment For the manufacture of good quality brick it is essential to
1.Use a reverberatory kiln
2.Blend the soil with clay or sand as deemed appropriate
3.Kneed the soil in a ghani
4.Temper the soil in a pug mill
of these statments

A) 1 and 3 are correct
B) 2 and 4 are correct
C) 1,3 and 4 are correct
D) 2,3 and 4 are correct

... Answer is B)
2 and 4 are correct"

16. The raw brick shrink during drying and warp during burning because of

A) Less lime in brick earth
B) Less silica and excess magnesia in brick earth
C) Excess of alumina
D) Alkalis in brick earth

... Answer is C)
excess of alumina"

17. Cornice is defined as a

A) Horizontal Course of masonry projecting from the face of the wall
B) Horizontal moulded projection provided near the top of a building
C) Covering placed on the exposed top of an external wall
D) Triangular shaped protion of masonry at the end of a sloped roof

... Answer is B)
Horizontal moulded projection provided near the top of a building"

18. Coping is defined as a

A) Horizontal Course of masonry projecting from the face of the wall
B) Horizontal moulded projection provided near the top of a building
C) Covering placed on the exposed top of an external wall
D) Triangular shaped protion of masonry at the end of a sloped roof

... Answer is C)
Covering placed on the exposed top of an external wall"

19. Hearting is the portion of a

A) Wall not exposed to weather
B) Brick cut across the width
C) wall btw facing and backing
D) Brick cut in such a way that its one long face remain uncut

... Answer is C)
wall btw facing and backing"

20. In a stretching bond

A) All the bricks are laid as Headers
B) All the bricks are laid as Stretchers
C) the arrangement of bricks is similar to english bond
D) The bonding bricks are laid at any angle other than zero or ninety degrees

... Answer is B)
In a stretching bond All the bricks are laid as Stretchers"