1|Page | © copyright 2024/2025 | Grade A+
Texas Irrigator Practice Test Section
4 Questions and Answers (Rated
100%)
What happens when there is excessive pressure at the heads?
a). They will not work
b). Less GPM will flow
c). Misting or fogging
d). The heads need adjusting
✓ c). Misting or fogging
If the GPM are doubled, the PSI:
a). doubles.
b). triples.
c). quadruples.
d). stays the same
✓ c). quadruples.
Hydraulics is:
a). water in motion.
Master01 | October, 2024/2025 | Latest update
, 1|Page | © copyright 2024/2025 | Grade A+
b). the science of dynamic and static water.
c). the study of irrigation designs. d). study of water pressure.
✓ b). the science of dynamic and static water.
What is the weight of one gallon of water?
a). 8.3 pounds
b). 7.3 pounds
c). 62.4 pounds
d). 3.8 pounds
✓ a). 8.3 pounds
62.4 pounds represents the weight of:
a). 5 gallons of water.
b). a liter of water.
c). a gallon of water.
d). a cubic foot of water.
✓ d). a cubic foot of water.
What does PSI stand for?
Master01 | October, 2024/2025 | Latest update
, 1|Page | © copyright 2024/2025 | Grade A+
a). pounds per square inch
b). the speed of water
c). pressure per square inch
d). pounds per square increment
✓ a). pounds per square inch
How many feet of water (in height) does it take to equal 1 PSI?
a). .433
b). 2.31
c). .866
d). 4.33
✓ b). 2.31
One foot high of water will create:
a). 4.62 PSI
b). 2.31 PSI
c). .433 PSI
d). .866 PSI
Master01 | October, 2024/2025 | Latest update
Texas Irrigator Practice Test Section
4 Questions and Answers (Rated
100%)
What happens when there is excessive pressure at the heads?
a). They will not work
b). Less GPM will flow
c). Misting or fogging
d). The heads need adjusting
✓ c). Misting or fogging
If the GPM are doubled, the PSI:
a). doubles.
b). triples.
c). quadruples.
d). stays the same
✓ c). quadruples.
Hydraulics is:
a). water in motion.
Master01 | October, 2024/2025 | Latest update
, 1|Page | © copyright 2024/2025 | Grade A+
b). the science of dynamic and static water.
c). the study of irrigation designs. d). study of water pressure.
✓ b). the science of dynamic and static water.
What is the weight of one gallon of water?
a). 8.3 pounds
b). 7.3 pounds
c). 62.4 pounds
d). 3.8 pounds
✓ a). 8.3 pounds
62.4 pounds represents the weight of:
a). 5 gallons of water.
b). a liter of water.
c). a gallon of water.
d). a cubic foot of water.
✓ d). a cubic foot of water.
What does PSI stand for?
Master01 | October, 2024/2025 | Latest update
, 1|Page | © copyright 2024/2025 | Grade A+
a). pounds per square inch
b). the speed of water
c). pressure per square inch
d). pounds per square increment
✓ a). pounds per square inch
How many feet of water (in height) does it take to equal 1 PSI?
a). .433
b). 2.31
c). .866
d). 4.33
✓ b). 2.31
One foot high of water will create:
a). 4.62 PSI
b). 2.31 PSI
c). .433 PSI
d). .866 PSI
Master01 | October, 2024/2025 | Latest update
