Pump Ops Final Exam
Study online at https://quizlet.com/_feyp4c
1. The purpose of a fire pump is to supply water at the b) Pressure
required volume and __________
a) Centrifugal force
b) Pressure
c) Displacement
d) Friction loss
2. Fire Department pumpers may obtain water supplies d) all the above... its always
from ________ all the above
a) Static sources
b) Hydrants
c) Apparatus water tank
d) all the above
3. What is the purpose of looking under a truck during b) To inspect for fluid leaks
vehicle inspections?
a) To ensure shocks are in place
b) To inspect for fluid leaks
c) to check for tire damage
d) to inspect fuel tank
4. If possible, when building collapse is a possibility, truck a) One and a half times the
should be place a minimum distance of _________ height of the building
a) One and a half times the height of the building
b) Twice the height of the wall away from the building
c) Half the height of the wall away from the building
d) Parallel to the direction the wall may fall
5.
, Pump Ops Final Exam
Study online at https://quizlet.com/_feyp4c
Optimum ( maximum ) water volume can be achieved b) 3 meters below the
while operating from a source: pump
a) 6 meters below the pump
b) 3 meters below the pump
c) 10 meters below the pump
d) 5 meters below the pump
6. What is the main disadvantage of connecting to a hy- c) Limits water supply
drant with one or two 65mm outlets?
a) Shorter hose lengths
b) Weak construction
c) Limits water supply
d) Increased maneuvering time
7. Which of the following is an advantage of using water b) High availability
as an extinguishing agent.
a) low heat absorbing capacity
b) High availability
c) Low surface tension
d) High capacity and reflectivity
8. The roughness of the inner liner of a hose is commonly c) Coefficient of friction
called the _________.
a) Internal friction
b) Surface ratio
c) Coefficient of friction
d) Roughness factor
9. What is the best method to prevent water hammer
, Pump Ops Final Exam
Study online at https://quizlet.com/_feyp4c
a) Remove pressure lever devices from apparatus b) Open and close valves
b) Open and close valves and nozzles slowly and nozzles slowly
c) Use larger diameter hose
d) Reduce pressure in the water supply system
10. Define: Water Hammer Surge of energy in the op-
posite direction caused by
suddenly stopping water
moving through a hose or
pipe
11. Define: Vacuum Any pressure less than at-
mospheric
12. Define: Residual Pressure The Part of total available
pressure not used to over-
come friction loss or grav-
ity
13. Define: Static Pressure Stored potential energy
available to force water
through pipe, fittings, fire
hose, and adapters
14. Which of the following nozzles is referred to as the c) Automatic
constant pressure nozzle
a) Manually adjustable
b) Constant flow
c) Automatic
d) All handheld nozzles
15. b) Size of pump
Study online at https://quizlet.com/_feyp4c
1. The purpose of a fire pump is to supply water at the b) Pressure
required volume and __________
a) Centrifugal force
b) Pressure
c) Displacement
d) Friction loss
2. Fire Department pumpers may obtain water supplies d) all the above... its always
from ________ all the above
a) Static sources
b) Hydrants
c) Apparatus water tank
d) all the above
3. What is the purpose of looking under a truck during b) To inspect for fluid leaks
vehicle inspections?
a) To ensure shocks are in place
b) To inspect for fluid leaks
c) to check for tire damage
d) to inspect fuel tank
4. If possible, when building collapse is a possibility, truck a) One and a half times the
should be place a minimum distance of _________ height of the building
a) One and a half times the height of the building
b) Twice the height of the wall away from the building
c) Half the height of the wall away from the building
d) Parallel to the direction the wall may fall
5.
, Pump Ops Final Exam
Study online at https://quizlet.com/_feyp4c
Optimum ( maximum ) water volume can be achieved b) 3 meters below the
while operating from a source: pump
a) 6 meters below the pump
b) 3 meters below the pump
c) 10 meters below the pump
d) 5 meters below the pump
6. What is the main disadvantage of connecting to a hy- c) Limits water supply
drant with one or two 65mm outlets?
a) Shorter hose lengths
b) Weak construction
c) Limits water supply
d) Increased maneuvering time
7. Which of the following is an advantage of using water b) High availability
as an extinguishing agent.
a) low heat absorbing capacity
b) High availability
c) Low surface tension
d) High capacity and reflectivity
8. The roughness of the inner liner of a hose is commonly c) Coefficient of friction
called the _________.
a) Internal friction
b) Surface ratio
c) Coefficient of friction
d) Roughness factor
9. What is the best method to prevent water hammer
, Pump Ops Final Exam
Study online at https://quizlet.com/_feyp4c
a) Remove pressure lever devices from apparatus b) Open and close valves
b) Open and close valves and nozzles slowly and nozzles slowly
c) Use larger diameter hose
d) Reduce pressure in the water supply system
10. Define: Water Hammer Surge of energy in the op-
posite direction caused by
suddenly stopping water
moving through a hose or
pipe
11. Define: Vacuum Any pressure less than at-
mospheric
12. Define: Residual Pressure The Part of total available
pressure not used to over-
come friction loss or grav-
ity
13. Define: Static Pressure Stored potential energy
available to force water
through pipe, fittings, fire
hose, and adapters
14. Which of the following nozzles is referred to as the c) Automatic
constant pressure nozzle
a) Manually adjustable
b) Constant flow
c) Automatic
d) All handheld nozzles
15. b) Size of pump
