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Part 3 > ABStructures_DABelonio (3) > Flashcards

ABStructures_DABelonio (3) Flashcards

1
Q

These are loads that are distributed or concentrated and are fixed in position throughout the lifetime of the structure.
a. Live load
b. Dead load
c. Environmental load
d. None of the above

A

b. Dead load

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2
Q

The unit weight of concrete.
a. 23.6 kN/m3
b. 77 kN/m3
c. 21.2 kN/m3
d. None of the above

A

a. 23.6 kN/m3

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3
Q

The magnitude of live loads is based on the _____.
a. Weight of the material
b. Use or occupancy
c. Transient loadings
d. None of the above

A

b. Use or occupancy

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4
Q

The specified live load of a 90 kg swine based on ASABE Standards.
a. 2.4 kN/m2
b. 1.9 kN/m2
c. 1.0 kN/m2
d. None of the above

A

a. 2.4 kN/m2

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5
Q

The roof live load refers to _____.
a. Rain loads that ponds on the roof.
b. Wind loads that acts on the roof
c. Loads that the roof experiences during construction or maintenance.
d. None of the above

A

c. Loads that the roof experiences during construction or maintenance.

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6
Q

Flood loads includes __________.
a. Hydrostatic loads
b. Hydrodynamic loads
c. Wave loads
d. Impact loads
e. All of the above

A

e. All of the above

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7
Q

It accounts for the ponding of water that accumulates in the roof.
a. Roof Load
b. Roof Live Load
c. Rain Load
d. Other Minimum Loads

A

c. Rain Load

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8
Q

Which of the following is/are considered a lateral load?
a. Dead load
b. Live load
c. Rain load
d. None of the above

A

d. None of the above

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9
Q

In any design philosophy, the strength of the material must be ____ the loads it will carry.
a. Equal to
b. Less than
c. Greater than
d. All of the above

A

c. Greater than

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10
Q

In structural design, ASD means _____.
a. Analysis of Stress Design
b. Allowable Strength Design
c. Allowable Stress Design
d. Analysis of Strength Design

A

b. Allowable Strength Design

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11
Q

The meaning of LRFD in structural design?
a. Loads and Resistance for Demands
b. Load and Resistance Factor Design
c. Live and Roof Factors in Design
d. Leading Resistance for Design

A

b. Load and Resistance Factor Design

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12
Q

The meaning ofIn structural design, what does ASD mean?
a. Analysis of Stress Design
b. Allowable Strength Design
c. Allowable Stress Design
d. Analysis of Strength Design

A

b. Allowable Strength Design

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13
Q

It is a method of proportioning structural components such that the design strength equals
or exceeds the required strength of the component based on statistical approach.
a. Allowable Stress Design
b. Load and Resistance Factor Design
c. Two of the above
d. None of the above

A

b. Load and Resistance Factor Design

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14
Q

It is a factor that accounts for deviations of the nominal load from the actual load, for
uncertainties in the analysis that transforms the load into a load effect and for the probability that
more than one extreme load will occur simultaneously
a. Factor of safety
b. Load factor
c. Nominal factor
d. all of the above

A

b. Load factor

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15
Q

It is a method of proportioning structural components such that the allowable strength
equals or exceeds the required strength of the component based on traditional approach.
a. Allowable Strength Design
b. Load and Resistance Factor Design
c. Two of the above
d. None of the above

A

a. Allowable Strength Design

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16
Q

In LRFD design philosophy, the factored resistance is ___________ the factored loads
a. equal than
b. greater than
c. Less than
d. Equal or greater than

A

d. Equal or greater than

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17
Q

It is a stone-like material obtained by proportioning mixture of cement, sand, and gravel or
other aggregate, and water to harden in forms of the shape and dimensions of the desired structure.
a. Concrete
b. Reinforced concrete
c. Prestressed concrete
d. Cement

A

a. Concrete

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18
Q

It is a structural material where the steel is imbedded in the concrete under high tension
that is held in equilibrium by compressive stresses in the concrete after hardening.
a. Concrete
b. Reinforced concrete
c. Prestressed concrete
d. Cement

A

c. Prestressed concrete

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19
Q

It is a structural material where the steel is used to enhance the structure’s ability to resist
tensile forces.
a. Concrete
b. Reinforced concrete
c. Prestressed concrete
d. Cement

A

b. Reinforced concrete

20
Q

The role of the steel reinforcement in the concrete is ________?
a. to carry the tensile load
b. To provide additional strength when used in compression
c. To increase the capacity
d. All of the above

A

d. All of the above

21
Q

How many days will a general purpose cement reach its required strength?
a. 14 days
b. 21 days
c. 28 days
d. 7 days

A

c. 28 days

22
Q

All concrete regardless of their stress capacity reaches their ultimate strength at a strain of
about __________.
a. 0.001
b. 0.002
c. 0.003
d. 0.004

A

b. 0.002

23
Q

It is a type of concrete test where the fresh concrete is placed inside a conical mold to determine its consistency.
a. Slump test
b. Compression test
c. Bearing test
d. Vibration test

A

a. Slump test

24
Q

Among the slump test results, which result is desirable?
a. True slump
b. Zero slump
c. Collapsed slump
d. Shear slump

A

a. True slump

25
Q

What is the standard size of the test specimen for compression test?
a. 170 mm dia x 340 mm
b. 160 mm dia x 320 mm
c. 140 mm dia x 280 mm
d. 150 mm dia X 300 mm

A

d. 150 mm dia X 300 mm

26
Q

What test should be used to determine the tensile strength of concrete?
a. Slump test
b. Compression test
c. Split cylinder test
d. None of the above

A

c. Split cylinder test

27
Q

Water to be used for making concrete should be __________.
a. Potable water
b. Muddy water
c. Seawater
d. Distilled water

A

a. Potable water

28
Q

As water is added in a concrete mix, the strength of concrete __________.
a. Increases
b. Decreases
c. Remains the same
d. None of the above

A

b. Decreases

29
Q

They are substances added to concrete just before or during mixing to improve the performance of concrete in certain situations.
a. Fine aggregates
b. Cement
c. Coarse aggregates
d. Admixtures

A

d. Admixtures

30
Q

What does ACI mean?
a. American Civil Institue
b. American Concrete and Iron
c. American Concrete Institute
d. None of the above

A

c. American Concrete Institute

31
Q

Which of the following reinforcing steel can be used for reinforced concrete?
a. Reinforcing bars
b. Welded wire fabric
c. Both a and b
d. None of the above

A

c. Both a and b

32
Q

It is the distance from the nearest surface of concrete to the surface of the reinforcing steel
a. Depth
b. Total height
c. Beam width
d. Concrete cover

A

d. Concrete cover

33
Q

What is the recommended minimum concrete cover for a roof beam of a swine housing?
a. 75 mm
b. 50 mm
c. 20 mm
d. 40 mm

A

d. 40 mm

34
Q

It is a part of a singly reinforced RC beam where the stirrups are anchored.
a. Anchor bars
b. Longitudinal bars
c. Compression steel
d. Hanger bars

A

d. Hanger bars

35
Q

In a cantilever reinforced concrete beam under uniform loading, the steel reinforcement is
placed at the ___________.
a. Free end
b. Support
c. Bottom
d. Top

A

d. Top

36
Q

It is a beam where only the tension zone has reinforcement.
a. T-beam
b. L-beam
c. Singly reinforced beam
d. Doubly reinforced beam

A

c. Singly reinforced beam

37
Q

It is a beam wherein both the tension and the compression zone has reinforcement.
a. T-beam
b. L-beam
c. Singly reinforced beam
d. Doubly reinforced beam

A

d. Doubly reinforced beam

38
Q

It is a ratio of the area of steel over the area of concrete
a. Compression ratio
b. Stirrup ratio
c. Rebar ratio
d. Reinforcement ratio

A

d. Reinforcement ratio

39
Q

It is a term used for beam where under flexural loads, concrete will fail first before steel
reinforcement will yield.
a. Under reinforced beam
b. Over reinforced beam
c. Balanced section
d. No reinforcement Section

A

b. Over reinforced beam

40
Q

It is a term used for beam sections where under flexural loads, steel reinforcement will yield
first before concrete will fail.
a. Under reinforced beam
b. Over reinforced beam
c. Balanced section
d. No reinforcement

A

a. Under reinforced beam

41
Q

It is a term used for beam sections where under flexural loads, steel reinforcement will yield
the same time concrete will fail.
a. Under reinforced
b. Over reinforced
c. Balanced section
d. No reinforcement

A

c. Balanced section

42
Q

It is the bar that accounts for the positive or negative moment in the fixed-fixed beam.
a. Extra bars
b. Short bars
c. Cut bars
d. All of the above

A

d. All of the above

43
Q

For continuous interior beams, the cut bars __________
a. Extends through the column
b. Terminates at the column
c. Spliced at the column center
d. All of the above

A

a. Extends through the column

44
Q

For a non-continuous beam, the short bar __________.
a. Terminates at the column
b. Is bent 90 degrees at the column
c. Extends through the column
d. None of the above

A

a. Terminates at the column

45
Q

The depth of the beam is the distance from the top of the beam to the __________.
a. Bottom end of the beam
b. Neutral axis
c. Center of the reinforcing steel
d. Centroid of the reinforcing steel

A

d. Centroid of the reinforcing steel

46
Q

The concrete cover of the beam refers to __________
a. From the outer edge of concrete to
the surface of the reinforcing steel

b. From the outer edge of concrete to
the center of the reinforcing steel

c. From the outer edge of concrete to
the neutral axis

d. width of the beam

A

a. From the outer edge of concrete to
the surface of the reinforcing steel

Part 3 (9 decks)

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