Sprinkler Exam - follow the green pattern to find answers
1. Pythagorean Theorem is stated as:: A²+B²=C²
2. What is the weight of a gallon of water?: 8.33 lbs
3. A compound pressure gauge measures:: Both positive pressure and vacuum
4. The head pressure on a vertical rise of 67-feet is:: 29 psi
5. The metric system is based on multiples of:: 10
6. What is the static pressure measured at ground level for a tank that is 71
feet above ground?: 30.74 psi
7. A blue sprinkler marking has a temperature rating between:: 250 and 300
degrees Fahrenheit
8. A non-decorative sprinkler with white paint applied at the factory has:: An
intermediate temperature range
9. Sprinklers are required to be listed by:: Underwriters Laboratories or Factory
Mutual
10. Ambient temperature is the:: Temperature of the surrounding environment
11. Approval markings on a fire sprinkler are usually found on:: The deflector
12. What sprinkler types require the use of a Listed escutcheon?: Concealed,
flush, and recessed
13. Corrosion resistant sprinklers include:: Wax coated, lead coated and wax
over lead
14. Standard sprinklers with a 1/2 inc orifice are labeled as:: SSU or SSP
15. A standard response sprinkler must discharge water within ________ after
reaching the fusing temperature.: 100 seconds
16. The NFPA 30, 30B standards cover:: Aerosols and flammable liquid storage
17. An unused attic is what type of occupancy?: Light hazard
18. What is the maximum protection area for standard sprinklers in ordinary
hazard, unobstructed construction?: 130 sq. feet
19. What is the maximum protection area for ESFR sprinklers?: 100 sq. feet
, 20. The maximum spacing for any sprinkler cannot exceed _______:: 400 sq.
feet
21. A pendent ESFR sprinkler has a maximum deflector distance of:: 14 inches
22. Large drop sprinklers can be used in:: Wet, dry or preaction systems
23. The minimum allowable spacing between large drop sprinklers is:: 8 feet
24. Extended coverage sprinklers for ________ were the first extended coverage
sprinklers available.: Light hazard occupancies
25. Dry sprinklers must be installed:: In a tee and not an elbow
26. The maximum coverage area for attic sprinklers is:: 400 sq. feet
27. The spray pattern of a cooling tower nozzle is:: Elongated
28. What is used on a butterfly valve to prevent the valve from being opened
or closed too quickly?: A gear operator
29. What type of valve has a round disc that fits tightly in its mating seat and
rotates 90 degrees in one direction to open and allow fluid to pass through
the valve?: Butterfly valve
30. Which type of valve would most commonly be used to control flow?: Globe
valve
31. Globe valves are used to:: Regulate flow
32. What kind of pipe is required on new FM dry-pipe systems?: Hot-dipped
galvanized pipe
33. NFPA requires that the capacity of a gas source be sufficient to bring a
dry-pipe system that uses a modern differential dry-pipe valve to be requires
pressure in:: 30 minutes
34. NFPA 13 requires the inspector's test connection to be:: the most remote
and highest branch line
35. What is required between a fire department connection and the sprinkler
system?: Check valve
36. To ensure proper operation, it is important the accelerators be checked:: on
1. Pythagorean Theorem is stated as:: A²+B²=C²
2. What is the weight of a gallon of water?: 8.33 lbs
3. A compound pressure gauge measures:: Both positive pressure and vacuum
4. The head pressure on a vertical rise of 67-feet is:: 29 psi
5. The metric system is based on multiples of:: 10
6. What is the static pressure measured at ground level for a tank that is 71
feet above ground?: 30.74 psi
7. A blue sprinkler marking has a temperature rating between:: 250 and 300
degrees Fahrenheit
8. A non-decorative sprinkler with white paint applied at the factory has:: An
intermediate temperature range
9. Sprinklers are required to be listed by:: Underwriters Laboratories or Factory
Mutual
10. Ambient temperature is the:: Temperature of the surrounding environment
11. Approval markings on a fire sprinkler are usually found on:: The deflector
12. What sprinkler types require the use of a Listed escutcheon?: Concealed,
flush, and recessed
13. Corrosion resistant sprinklers include:: Wax coated, lead coated and wax
over lead
14. Standard sprinklers with a 1/2 inc orifice are labeled as:: SSU or SSP
15. A standard response sprinkler must discharge water within ________ after
reaching the fusing temperature.: 100 seconds
16. The NFPA 30, 30B standards cover:: Aerosols and flammable liquid storage
17. An unused attic is what type of occupancy?: Light hazard
18. What is the maximum protection area for standard sprinklers in ordinary
hazard, unobstructed construction?: 130 sq. feet
19. What is the maximum protection area for ESFR sprinklers?: 100 sq. feet
, 20. The maximum spacing for any sprinkler cannot exceed _______:: 400 sq.
feet
21. A pendent ESFR sprinkler has a maximum deflector distance of:: 14 inches
22. Large drop sprinklers can be used in:: Wet, dry or preaction systems
23. The minimum allowable spacing between large drop sprinklers is:: 8 feet
24. Extended coverage sprinklers for ________ were the first extended coverage
sprinklers available.: Light hazard occupancies
25. Dry sprinklers must be installed:: In a tee and not an elbow
26. The maximum coverage area for attic sprinklers is:: 400 sq. feet
27. The spray pattern of a cooling tower nozzle is:: Elongated
28. What is used on a butterfly valve to prevent the valve from being opened
or closed too quickly?: A gear operator
29. What type of valve has a round disc that fits tightly in its mating seat and
rotates 90 degrees in one direction to open and allow fluid to pass through
the valve?: Butterfly valve
30. Which type of valve would most commonly be used to control flow?: Globe
valve
31. Globe valves are used to:: Regulate flow
32. What kind of pipe is required on new FM dry-pipe systems?: Hot-dipped
galvanized pipe
33. NFPA requires that the capacity of a gas source be sufficient to bring a
dry-pipe system that uses a modern differential dry-pipe valve to be requires
pressure in:: 30 minutes
34. NFPA 13 requires the inspector's test connection to be:: the most remote
and highest branch line
35. What is required between a fire department connection and the sprinkler
system?: Check valve
36. To ensure proper operation, it is important the accelerators be checked:: on
