homemade quiz answers

7/29/2019 Homemade Quiz Answers

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1. It is a mixture of Portland cement, water, aggregates, and in some cases, admixtures.

a. Mortar

b. Gravel

c. Concrete

d. Clinker

2. It is the result of the exothermic chemical reaction between cement and water.

a. Heat of hydration

b. Portland Cement

c. Tricalcium Silicate

d. Sulphate resistance

3. Portland cement is made up of these chemicals, except

a. Tricalcium Aluminate

b. Dicalcium Aluminate

c. Tricalcium Silicate

d. None of the above

4. The maximum temperature differential between the interior and exterior concrete should not exceed

___ to avoid crack development.

a. 20C

b. 120C

c. 36C

d. 25C

5. It is a combination of pounded limestone, marl, clay, and shale.

a. Portland Cement

b. Concrete

c. Graveld. All of the above

6. This type of cement is suitable for projects involving large masses of concrete. It is used for general

concrete construction requiring moderate heat of hydration.

a. Type I

b. Type II

c. Type III

d. Type IV

7. It is defined as the amount of effort required to manipulate a concrete mixture with a minimum of

segregation.

a. bleeding

b. hardness

c. consistency

d. workability

8. It is a measure or a test of the behavior of a compacted inverted cone of concrete under the action of

gravity. It measures the consistency or the wetness of concrete.

a. slam cone test


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b. slum cone test

c. slump cone test

d. slamp cone test

9. It is a type of segregation in poorly-made concrete where water appears at the concrete surface after

placing and compacting, but not set.

a. bleeding

b. finishing

c. scaling

d. peeling

10. These are self-contained pumps consisting of a truck and frame, the pump itself, and extensions

which can reach heights or distances ranging from about 16 to 200 feet.

a. line pump

b. boom pump

c. angle pump

d. shooting pump

11. This is done in order to add texture and style to almost any type of concrete surface.

a. placing

b. curing

c. garnishing

d. finishing

12. This process is done to allow the concrete to harden as a result of hydration. The aim is to

continuously supply water to the concrete in order to catalyze the necessary chemical reactions.

a. placing

b. curing

c. garnishingd. finishing

19. Used as decorative coating for walls and ceilings and as a sculptural and artistic material in

architecture.

a. Grout

b. Stucco

c. Mortar

d. Shotcrete

20. Developed for the U.S. Military in desert conditions and colloquially and commercially known as

Rhinosnot, in higher concentration it creates a durable surface that can withstand heavy traffic allowing

existing soil to be used for roads, parking lots, trails and other heavy traffic areas.

a. Acrylic Polymer

b. Cement-Treated Base

c. Soil Cement Base

d. Cement Modified Soils

21. Concrete (or sometimes mortar) conveyed through a hose and pneumatically projected at high

velocity onto a surface, as a construction technique.


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a. Shotcrete

b. Soil Cement Base

c. Mortar

d. Non-shrink Grout

22. Used in reinforced masonry to fill voids in masonry housing reinforcing steel, securing the steel in

place and bonding it to the masonry.

a. Tiling Grout

b. Non-shrink Grout

c. Structural Grout

d. Resin Grout

23. Used to fill the spaces between tiles or mosaics, and is often used to secure tile to its base.

a. Tiling Grout

b. Non-shrink Grout

c. Structural Grout

d. Resin Grout

24. A special type of concrete with a high porosity used for concrete flatwork applications that allows

water from precipitation and other sources to pass directly through, thereby reducing the runoff from a

site and allowing groundwater recharge.

a. Dry Mix

b. Cement Bonded Particle Board

c. Flooring Grout

d. Pervious Concrete & Cement

25. These admixtures are usually added to concrete in larger amounts to enhance the workability of

fresh concrete.

a. Chemical Admixturesb. Mineral Admixtures

c. Superplasticizers

d. none of the above

26. These admixtures are added to concrete in very small amounts mainly for the entrainment of air,

reduction of water or cement content, plasticization of fresh concrete mixtures, or control of setting

time.

a. Chemical Admixtures

b. Mineral Admixtures

c. Fly Ash


27. Which of the following is not an ingredient used in making concrete?

a. aggregates

b. cement

c. oil

d. water

28. The following are types of concrete except:


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a. precast concrete

b. prestressed concrete

c. fiber-reinforced concrete


29. This type of concrete is an architectural and structural material possessing great strength.

a. precast concrete

b. prestressed concrete

c. fiber-reinforced concrete


30. The following are chemical admixtures except:

a. Superplasticizers

b. Air-Entertainment

c. Accelerating

d. Water-Reducing

homemade quiz answers

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