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Engineer Test > Hydraulics > Flashcards

Hydraulics Flashcards

0
Q

1 1/4 SS MS GPM

A

400 GPM

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1
Q

FL 2 1/2 @ 185 GPM

A

7

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2
Q

1 3/8 SS MS GPM

A

500 GPM

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3
Q

1 1/2 MS SS GPM

A

600 GPM

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4
Q

1 5/8 MS SS GPM

A

700 GPM

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5
Q

1 3/4 MS SS GPM

A

800 GPM

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6
Q

1 7/8 MS SS GPM

A

900 GPM

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7
Q

2 MS SS GPM

A

1000 GPM

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8
Q

HR FOG NP

A

75 psi

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9
Q

HR FOG GPM

A

125 GPM

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10
Q

PDP FORMULA

A

= FL + NP + APP + ELEV

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11
Q

FL 2 1/2 @ 200 GPM

A

8

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12
Q

FL 2 1/2 @ 300 GPM

A

18

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13
Q

4” FL with 400 GPM per 100ft

A

3

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14
Q

FL 2 1/2 @ 150 GPM

A

4.5

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15
Q

FL 2 1/2 @ 125 GPM

A

3

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16
Q

4” FL with 500 GPM per 100ft

A

5

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17
Q 
Coefficient of friction for 
5"
4"
2 1/2
1 3/4
1 1/2
1
A 
5=.08
4= .2
2 1/2=2
1 3/4=15
1 1/2=24
1=150
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18
Q

H2 standpipe with 2x 150’ 1 3/4 @ 150 GPM

A

156

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19
Q

4” FL with 600 GPM per 100ft

A

7

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20
Q

1 1/8 SS HL GPM

A

250 GPM

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21
Q

FL 2 1/2 @ 250 GPM

A

12.5

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22
Q

HL NP SS

A

50

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23
Q

MS NP

A

80

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24
Q

1 1/4 SS HL GPM

A

300

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25
Q

1” HL GPM

A

200

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26
Q

FL EQUATION

A

CQ^2L

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27
Q

4” FL 1000 GPM PER 100ft

A

20

28
Q

4” FL 900 GPM PER 100ft

A

16

29
Q

2 1/2 FOG NP

A

100

30
Q

2 1/2 FOG GPM

A

250

31
Q

Automatic NP

A

100

32
Q

Automatic GPM

A

150 psi gets 150 GPM

33
Q

MS FOG NP

A

100

34
Q

1 1/2 FOG NP

A

100

35
Q

1 1/2 FOG GPM

A

125

36
Q

HR SS TIP SIZE

A

15/16 or .93

37
Q

4” FL 800 GPM per 100 ft

A

13

38
Q

4” FL 700 GPM per 100 ft

A

10

39
Q

Elevation pressure

A

1/2 pound per foot or 5 pounds per floor

40
Q

Discharge formula for circular openings

A

GPM=30 x D^2 x (SQ P) x F

41
Q

Factors for
Open butt
Sprinklers
Hydrant

A

90%
80%
90%

42
Q

One cubic foot of water weight

A

62.5 lbs

43
Q

Gallons in one cubic foot of water

A

7.5

44
Q

Cubic inches in one gallon of water

A

231

45
Q

One gallon of water weight

A

8.3 lbs

46
Q

Cubic triangle volume

A

(Base x height x depth)/2

47
Q

Volume of cylinder

A

.7854 x diameter^2 x Height

48
Q

Surface area circle

A

.7854 x Diameter^2

49
Q

Finding pressure where height is known

A

= .434 x height

50
Q

Finding height where pressure is known

A

Height= 2.3 x pressure

51
Q

Nozzle reaction

A

1.57 x D^2 x NP

52
Q

Field ground nozzle reaction fog nozzle

A

NR= .5 x GPM

53
Q

Nozzle reaction solid stream HL and MS

A

Handline. NR=80 x D^2

Master. NR=125 x D^2

54
Q

Ladder appliance pressure

A

40

55
Q

Pump to pump pressure

A

20

56
Q

Stang gun pressure

A

25

57
Q

Foam educator NP

A

200

58
Q

High rise fog and SS @ 50 psi

A

100 psi

59
Q

High rise appliance SS @ 60 psi

A

120

60
Q

High rise appliance SS @65 psi

A

130

61
Q

High rise fog how much additional psi per 50ft

A

12

62
Q

Foam educator GPM

A

95

63
Q

Gated wye appliance psi

A

Over 350 add 10 psi

64
Q

Hydrocarbon foam concentration, finished foam, foam solution, raw foam

A

3%
.1 gal per square ft
Sq ft x coverage
Concentration x foam solution

65
Q

Alcohol foam concentration, coverage of finished foam, foam solution, raw foam

A

6%
.25 gal per sq ft
S ft x coverage
Concentration x foam solution

66
Q

Field ground fire flow formula

A

(Length x width)/3= GPM

67
Q

Pump standards for 150, 165, 200, 250 psi

A

100
100
70%
50%

68
Q 
Max hose pressure
1 3/4
2 1/2
4 rubber
4 jacketed
A

250
250
185
185

Engineer Test (1 decks)

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