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Building Materials and Construction

Proper amount of entrained air in concrete results in__________?

Proper amount of entrained air in concrete results in__________?

1. better workability
2. better resistance to freezing and thawing
3. lesser workability
4. less resistance to freezing and thawing The correct answer is:

 
A. (1) and (2)
B. (1)and(4)
C. ((2)and (3)
D. (3)and (4)

Proper amount of entrained air in concrete results in__________? Read More »

Building Materials and Construction

Compared to mild steel, cast iron has (1) high compressive strength (2) high tensile strength (3) low compressive strength (4) low tensile strength The correct answer is_________________?

Compared to mild steel, cast iron has (1) high compressive strength (2) high tensile strength (3) low compressive strength (4) low tensile strength The correct answer is_________________?

A. (1) and (2)
B. (2) and (3)
C. (3) and (4)
D. (1)and(4)

Compared to mild steel, cast iron has (1) high compressive strength (2) high tensile strength (3) low compressive strength (4) low tensile strength The correct answer is_________________? Read More »

Building Materials and Construction

The vertical posts placed at the top and bottom ends of a flight supporting the hand rail are known as_________________?

The vertical posts placed at the top and bottom ends of a flight supporting the hand rail are known as_________________?

A. balusters
B. newal posts
C. balustrades
D. railings

The vertical posts placed at the top and bottom ends of a flight supporting the hand rail are known as_________________? Read More »

Building Materials and Construction