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BC > Chapter 3 > Flashcards

Chapter 3 Flashcards

1
Q

What is the structural support in a frame structure

similar to?

A

Skeleton

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2
Q

Which are loads that involve motion?

A

Dynamic loads

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3
Q

Which is the primary concern when designing a building to

withstand the force of the wind?

A

Direct pressure

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4
Q

Which type of interior force tends to slide one plane of

material past an adjacent plane

A

Shear

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5
Q

What are the primary stresses created within a column?

A

Compressive

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6
Q

At what point along the beam will the compression and

tension forces be equal to zero?

A

Middle

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7
Q

What shape will a cable used to support loads over a

distance assume?

A

Parabola

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8
Q

What shape are the units of a truss?

A

Triangle

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9
Q

What is the pressure exerted by the soil against the

foundation?

A

Active soil pressure

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10
Q

Which of the following is an accurate description of

negative pressure created on a building by wind?

A

Suction effect produced on the downwind side of the

building resulting in an outward pressure

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11
Q

What are the forces that resist the applied loads?

A

Reactions

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12
Q

Which portions of the beam do most of the work of

resisting bending?

A

Top and Bottom

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13
Q

What type of load will water from fire fighting operations

add to the building?

A

Live load

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14
Q

Which characteristic distinguishes a membrane “structure”

from a simple tent?

A

Permanence

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15
Q

Which is the impact effect that the wind has on a

building?

A

Direct pressure

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16
Q

Which type of load creates a twisting effect that creates

shear stresses in a material?

A

Torsional

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17
Q

Which material is NOT used to construct an arch?

A

Timbers

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18
Q

Which is of particular concern when a building has

projections such as canopies or parapets?

A

Clean-off effect

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19
Q

Which structural element is designed to control vibration?

A

Dampening mechanisms

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20
Q

Which is a structural member that can carry loads

perpendicular to its longitudinal dimension?

A

Beam

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21
Q

What is the most critical aspect in engineering design?

A

Type and magnitude of the forces the structure will be

subjected to

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22
Q

Which type of material can be used to construct cables

when weight is NOT a factor?

A

Steel

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23
Q

Which change the fundamental vibration frequency of the

building?

A

Elastometric bearings

24
Q

What is the soil pressure at the top of the foundation?

A

0

25
Q

Which phenomenon associated with earthquakes results in

shifting of foundations and serious structural damage?

A

Soil liquefaction

26
Q

Which material is the framework of the permanent membrane

structure most commonly made from in Canada and the US?

A

Steel

27
Q

What is the weight of any permanent part of the building?

A

Dead load

28
Q

Which type of beam will maintain its load carrying

capabilities longer under fire conditions?

A

Restrained

29
Q

In which type of structure are slab and column frames most

frequently encountered?

A

Concrete

30
Q

Which forces are developed by earthquakes?

A

Seismic

31
Q

Up to what spacing can be seen with post and beam framing?

A

24 inches (600 mm)

32
Q

What types of loads are the wall structures of bearing

walls subjected to?

A

Compressive

33
Q

Which of the following are truss structures that are

developed in three dimension?

A

Space frames

34
Q

What are the diagonal members of a truss called?

A

Web members

35
Q

Which type of forces are produced in a structural member

when it is twisted?

A

Torsion

36
Q

Which type of interior force tends to pull a material

apart?

A

Tension

37
Q

What does the severity of the force exerted on the

building during an earthquake depend upon most?

A

acceleration

38
Q

What is a load applied to the center of the cross-section
of a structural member and perpendicular to the cross
section?

A

Axial

39
Q

Which part of the structure is usually provided with a
hinged connection to allow for slight movement between the
two halves of the frame in a single-story, gabled roof, and
rigid frame structure?

A

Peak of the roof

40
Q

Which of the following are structural members designed to

support an axial compressive load?

A

Column

41
Q

What is the force of gravity equal to?

A

Object’s weight

42
Q

Which type of load produces

A

Concentrated load

43
Q

At how many points along the beam is the cantilever beam

supported?

A

one

44
Q

Which material is more commonly used when constructing the

stud wall?

A

Steel

45
Q

Which structural member is designed to carry a load across

distances?

A

Arch

46
Q

Which is the most significant force when the ground moves

beneath a building during an earthquake?

A

C

47
Q

In which part of the building is a truss used?

A

Roof

48
Q

Which type of load can rain and snow be considered?

A

Live load

49
Q

What is any effect that a structure must be designed to

resist?

A

Load

50
Q

What is the condition that exists when the support

provided by a system is equal to the applied loads?

A

Equilibrium

51
Q

What type of support does the bearing wall provide?

A

Lateral support to the structure along the direction of

the wall

52
Q

What shape are the units of a truss?

A

Triangle

53
Q

What types of loads are the wall structures of bearing

walls subjected to?

A

Compressive

54
Q

Which type of interior force tends to slide one plane of

material past an adjacent plane?

A

Shear

55
Q

Which is the most significant force when the ground moves

beneath a building during an earthquake?

A

Horizontal

56
Q

Which are loads that involve motion?

A

Dynamic loads

57
Q

What type of vibration motion can be produced by an

earthquake?

A

Three-dimensional

BC (14 decks)

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