Front | Back |
Flow rate for 1 1/2" to 1 3/4" handline
|
40-175 gpm
|
Solid-stream handlines are designed to be operated at a nozzle pressure of __________ psi.
|
50
|
Nozzles with flows in excess of _______ gallons per minute are not recommended for handlines.
|
300
|
______________ nozzle will discharge a wide range of flows with an effective fire stream, depending on the pressure being supplied to the nozzle.
|
Automatic
|
The standard nozzle pressure for a solid stream nozzle on a handline is _______ psi.
|
50
|
One way to identify the physical structure of a male coupling is by the: One way to identify the physical structure of a male coupling is by the:
|
Lugs on the shank
|
A straight stream is discharged from a/an ________ nozzle.
|
Adjustable-fog
|
Large diameter hose (LDH), which is commonly sized at either 4 or 5 inches, should be operated at pressures not to exceed ________ psi.
|
185
|
A ____________ nozzle is used with a foam solution to produce a low-expansion, short-lasting foam.
|
Adjustable fog
|
The four basic methods by which foam may be proportioned are:
|
Injection, Premixing, Induction, and:
Batch-mixing
|
According to NFPA, pumpers are required to carry at least _____________ feet of 1-1/2", 1-3/4", or 2" attack hose.
|
400
|
A hose clamp should be placed a minimum of __________ feet from the fire apparatus.
|
20
|
According to NFPA, pumpers are required to carry at least ___________ feet of 2-1/2 or larger supply hose.
|
1200
|
A hose clamp should be placed approximately __________ from a coupling and on the water supply (incoming) side.
|
5 ft
|
When filling a hoseline with water for testing, a pump pressure approximately of _______________ psi is maintained.
|
50
|