CE 200 Quiz 1
Air entraining agents or admixtures are used in nearly all portland cement concrete (PCC) to take advantage of the benefits of using air entrainment, such as:
All of the above are true
Alkali - Silica reactivity is:
All of the above are true
Another hydraulic cementitious material - i.e., a hydraulic cement other than portland cement (PC) - is:
All of the above are true
Manufacturing of portland cement (PC) includes varying of proportion of the ingredients that are used in the manufacturing of PC (in a rotating kiln) so as to produce different types of PC, thus producing PCs of special properties that, for example:
All of the above are true
The most commonly used concretes in civil engineering construction are portland cement concrete (PCC) and asphalt concrete (AC); and in:
All of the above are true
The types of cements used as binders, or as primary component of binders, may be grouped as hydraulic or non-hydraulic cements:
All of the above are true
Which of the following statements is True about the Portalnd Cement:
All of the above are true
The most important attribute of hardened or cured portland cement concrete (PCC) is:
Compressive strength
All the essential and desirable attributes of portland cement concrete (PCC), such as durability, impermeability, resistance to volume changes, etc., depend, more than any other factor, on:
How well and how long the portland cement concrete (PCC) has been cured
Portland cement concrete (PCC) hardens or gains strength by the:
Hydration of the portland cement (PC)
The "paste" in portland cement concrete (PCC) includes:
Portland cement (PC), mix water, and admixtures
The quality of portland cement concrete depends on, more than any other factor, the:
Quality of the paste of the portland cement concrete (PCC)
Which of the following statement is NOT a cause of Efflorescence (whitish patterns appearing on the surface of hardened concrete):
There must be some degrees of sulfate present adjacent to the concrete element
Which type of portland cement (PC) is most suitable for large volume concrete construction (e.g., large dams):
Type IV
The strength of cured or hardened portland cement concrete (PCC) depends on, more than any other factor, the:
Water/cement (w/c) ratio of the portland cement concrete (PCC)