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CMT > Leaks > Flashcards

Leaks Flashcards

1
Q

A second straightening coat called the gray-goat

A

False

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2
Q

For acoustic treatment of interior walls and ceilings is called acoustic plaster.

A

True

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3
Q

Gypsum plaster is highly decorative type of plaster work developed in Italy during the Renaissance

A

False

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4
Q

Soldier is a brick or block masonry laid lengthwise of a wall

A

False

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5
Q

Rubble stonework is a stone delivered from the quarries rough and irregular shape.

A

False

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6
Q

Concrete hollow block walls should have a reinforced concrete lintel or beam block course every twelfth course

A

True

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7
Q

CHB of 100mm (4’’) thickness should be used only for interior partition walls where weather-tightness is required

A

False

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8
Q

Gypsum solid block is manufactured only with a 50mm (2’’) thickness.

A

True

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9
Q

Plaster block is used for lightweight, fire-resistant interior partitions and for furring and fireproofing columns.

A

True

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10
Q

Concrete hollow block walls should have a concrete column stiffener at every 4.8 meters length

A

True

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11
Q

Cladding improves the appearance of the alloy

A

True

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12
Q

Aluminum strips is rolled to a thickness of 0.005

A

False

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13
Q

Steel sheet is made from low carbon steels generally containing about 0.15% carbon and not exceeding 0.35% carbon.

A

False

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14
Q

Strip is sheet material that is 12” or less wide

A

True

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15
Q

Tin is medium hard, bluish-white metal.

A

False

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16
Q

Bronze is a rich golden-brown metal

A

True

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17
Q

Soldering is a method to join metals, to make electrical connections

A

True

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18
Q

Rivets are devices used to join or fasten the metals.

A

True

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19
Q

Cement paste is cement mix used to glue masonry units to each other.

A

False

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20
Q

A first binding coat is called sand coat

A

False

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21
Q

this method should not be used where a strong joint is required.

A

Soldering

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22
Q

a type of soldering in which the operating temperatures are higher (but lower than in welding)

A

Brazing

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23
Q

used for the reinforcement of concrete slabs and floors, as well as for stuccoed work

A

Wire fabric

24
Q

used to reinforce concrete slabs used in light construction

A

Welded-wire mesh or welded-wire fabric

25
Q

is the process by which two metals are so joined that there is an actual union of the interatomic bonds.

A

Welding

26
Q

is a mortar of cementitious material ( lime, gypsum or cement), sand and water which is applied in coats.

A

Plaster

27
Q

are hollow masonry units, open at two ends with interior webs or partitions 19mm (¾”) to 25mm (1”) dividing the block into longitudinal cells.

A

Structural clay tile

28
Q

Should be placed into the piers, columns, slabs leaving 20 bar diameters exposed to splice with the reinforcement of the hollow blocks

A

Dowel bars

29
Q

It usually consists of an aluminum alloy core of one type clad with another, highly corrosion-resistant aluminum roofing and siding.

A

Corrugated aluminum

30
Q

This is a medium carbon steel with its carbon content controlled to give both the strength and ductility necessary for its use.

A

Structural steel

31
Q

Usually deformed bars of varying grades and diameters.

A

Reinforcement of concrete

32
Q

This is rigidized sheet fabricated from low-carbon cold or hot-rolled steel sheets which are either galvanized or covered with some type of bituminous coating.

A

Corrugated steel

33
Q

is ductile, malleable, nonmagnetic metal with a characteristic bright, reddish brown color.

A

Copper

34
Q

This is called the statuary bronze.

A

True bronze

35
Q

It is nonmagnetic at ordinary temperatures but becomes magnetic at 13°F.

A

Chromium

36
Q

It resembles iron in strength and toughness and copper in its resistance to oxidation and corrosion.

A

Nickel

37
Q

They are used for concrete reinforcement, lath for plaster, stucco, and cement, fencing, insect screens.

A

Steel mesh and wire cloth

38
Q

They are being increasingly used as reinforcing for pre-stressed concrete, high strength bolts, special structural steels and cables for elevators, etc.

A

High-strength low-alloy steel

39
Q

It is highly resistant to corrosion by air and salt water.

A

Copper

40
Q

Are highly alloyed steels that contain more than 10% chromium

A

Stainless steels

41
Q

Is used for fine white lead paints, red lead litharge

A

Corroding lead

42
Q

subject to galvanic action

A

Aluminum

43
Q

On exposure it soon reacts to form a surface layer of an insoluble green salt.

A

Copper

44
Q

Has the highest electrical and thermal conductivity of any substances

A

Copper

45
Q

Is characterized by brittleness and low strength.

A

Zinc

46
Q

Fundamentally an alloy of copper and zinc .

A

Brass

47
Q

It is normally covered with a thin film of stannic oxide.

A

Tin

48
Q

It is an alloy of copper and tin.

A

True bronze

49
Q

Is a steel-white metal which takes a brilliant polish.

A

Chromium

50
Q

Is a inert silvery metal.

A

Nickel

51
Q

Is a blue-gray, soft, very heavy metal.

A

Lead

52
Q

Is the most magnetically permeable of the metals

A

Pure Iron

53
Q

Moderately high coefficient of expansion.

A

Aluminum

54
Q

are structural units of clay or shale formed while plastic and
subsequently fired.

A

Bricks

55
Q

Courses of stone face which
is jagged, so as to present a
rough surface.

A

Rustic or rock work

CMT (6 decks)

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