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ff 1 > ch 15 teat quiz > Flashcards

ch 15 teat quiz Flashcards

1
Q

The most likely cause of leaking between two joined couplings is a damaged or missing:

A

swivel gasket

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2
Q

Which is the function of lugs found on couplings?

A

Aid in coupling and uncoupling hose

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3
Q

What is hard suction hose most commonly used for?

A

Drafting from a static water source

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4
Q

Which appliance is used to connect hose couplings with dissimilar threads?

A

Adaptor

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5
Q

In double-jacket fire hose, which is the function of the outer jacket?

A

It is a protective covering

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6
Q

Which threadless coupling is commonly used on large diameter hose?

A

Storz

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7
Q

Which is the best description of a hose jacket device?

A

Split metal cylinder

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8
Q

Which type of valve is opened or closed by rotating a handle a quarter turn?

A

Butterfly

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9
Q

Which coupling goes on the inside of a straight hose roll?

A

Male

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10
Q

Which is a function of a hose liner?

A

Reduce friction loss

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11
Q

The two-fire-fighter stiff-arm method is used to:

A

uncouple hose

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12
Q

Which is the correct tool to tighten a hard suction hose connection?

A

Rubber mallet

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13
Q

Which device splits one hose stream into two hose streams?

A

Wye

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14
Q

How does a doughnut hose roll differ from a straight hose roll?

A

Both couplings are on the outside

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15
Q

Which type of valve is typically used on engine discharges?

A

Ball

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16
Q

The most likely cause of leaking between two joined couplings is a damaged or missing:

A

swivel gasket

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17
Q

What is the purpose of the Higbee indicator?

A

Make hose coupling easier and faster

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18
Q

Which is the function of lugs found on couplings?

A

Aid in coupling and uncoupling hose

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19
Q

What should be done to avoid water hammer?

A

Open and close all valves slowly

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20
Q

What is hard suction hose most commonly used for?

A

Drafting from a static water source

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21
Q

Which appliance is used to connect hose couplings with dissimilar threads?

A

Adaptor

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22
Q

When referring to hose, what does the “L” stand for in “LDH”?

A

Large

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23
Q

In double-jacket fire hose, which is the function of the outer jacket?

A

It is a protective covering.

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24
Q

Which threadless coupling is commonly used on large diameter hose?

A

Storz

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25
Q

Which item is used to attach a smaller hose to a larger one?

A

Reducer

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26
Q

Which is the best description of a hose jacket device?

A

Split metal cylinder

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27
Q

Which type of valve is opened or closed by rotating a handle a quarter turn?

A

Butterfly

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28
Q

Which coupling goes on the inside of a straight hose roll?

A

Male

29
Q

Which is used to carry a self-locking twin-doughnut hose roll?

A

A loop of hose

30
Q

Which is a function of a hose liner?

A

Reduce friction loss

31
Q

Which type of wrench is used to tighten and loosen couplings?

A

Spanner

32
Q

The two-fire-fighter stiff-arm method is used to:

A

uncouple hose.

33
Q

The NFPA recommends that a pumper carry a minimum of _____ of supply hose.

A

800 ft (242 m)

34
Q

Which is the correct tool to tighten a hard suction hose connection?

A

Rubber mallet

35
Q

Which device splits one hose stream into two hose streams?

A

Wye

36
Q

Which hose appliance combines two hose lines into one?

A

Siamese

37
Q

Which is a common use for a hose clamp?

A

Allow a hydrant to be opened before the supply line is connected to the pump intake

38
Q

How does a doughnut hose roll differ from a straight hose roll?

A

Both couplings are on the outside.

39
Q

Which is the last step in rolling a straight hose roll?

A

Use your foot to align protruding hose.

40
Q

Hose that is at least 3½” (88 mm) in diameter is considered __________ diameter.

A

large

41
Q

During annual testing, supply hose is tested at:

A

200 psi (1379 kPa).

42
Q

The function of which item is to connect individual lengths of hose together?

A

Coupling

43
Q

Which type of valve is typically used on engine discharges?

A

Ball

44
Q

A soft sleeve hose is used to connect a pumper to a:

A

hydrant.

45
Q

Which NFPA standard covers fire hose testing?

A

1962

46
Q

What should be used to clean dirty fire hose?

A

Mild detergent

47
Q

Which type of adaptor is used to connect two female couplings to each other?

A

Double male

48
Q

Which item is required to be noted on the hose record?

A

Test date

49
Q

What makes a water thief different from a wye is the addition of:

A

a 2½” (65-mm) outlet.

50
Q

Which tool is used to protect a hose line that is being hoisted over a sharp edge?

A

Hose roller

51
Q

Which type of hose roll is used to store hose on a storage rack?

A

Straight

52
Q

During annual testing, attack hose is tested at what pressure?

A

300 psi (2068 kPa)

53
Q

Generally speaking, a 1½” (38-mm) attack hose can flow:

A

60 to 125 gpm (227 to 473 lpm).

54
Q

Generally speaking, a 1¾” (44-mm) attack hose can flow:

A

120 to 180 gpm (454 to 681 lpm).

55
Q

Generally speaking, a 1” (25-cm) booster hose can flow:

A

40 to 50 gpm (151 to 189 lpm).

56
Q

Which is an appropriate use for a 1” (25-mm) booster line?

A

Dumpster fire

57
Q

Hard rubber hose stored on a hose reel is __________ hose.

A

booster

58
Q

Which hose diameter is used as both supply line and attack handline?

A

2½” (65 mm)

59
Q

In general, what volume does a 2½” (65-mm) handline flow?

A

250 gpm (946 lpm)

60
Q

A 50’ (15 m) section of charged 2½” (65-mm) hose weighs approximately:

A

140 lb (64 kg).

61
Q

Master streams flow a minimum of:

A

350 gpm (1325 lpm).

62
Q

Which nozzle type has the highest flow rate?

A

Master stream

63
Q

Which is an advantage of a smooth-bore nozzle?

A

Longer stream reach

64
Q

Most smooth-bore nozzles are designed to operate at which pressure?

A

50 psi (345 kPa)

65
Q

Compared to fog nozzle streams, smooth-bore nozzle streams:

A

absorb less heat.

66
Q

Which is an advantage of an automatic-adjusting fog nozzle?

A

The rate of flow adjusts to maintain the rated nozzle pressure.

67
Q

Traditionally, most fog nozzles were designed to operate at which nozzle pressure?

A

100 psi (690 kPa)

68
Q

Which type of nozzle is used to fight fires in inaccessible places such as attics and basements?

A

Cellar

69
Q

Hose on an apparatus that has not been used should be unloaded, inspected, and reloaded every:

A

30 days.

ff 1 (61 decks)

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