CERTIFICATION EVALUATION ACTUAL
TEST QUESTIONS AND SOLUTIONS FULLY
VERIFIED
●● 1.728 cubic inches
Answer: What does One cubic foot of water contain in inches?
●● 7.5 gallons
Answer: What does One cubic foot of water contain in gallons?
●● 8.35 lbs
Answer: What does One gallon of water weigh?
●● 231 cubic inches
Answer: What does One gallon of water contain in inches?
●● 2.304 feet
Answer: How high will One psi elevate water?
●● 14.7 psi
, Answer: What is atmospheric pressure at sea level?
●● 34 feet
Answer: What is the maximum lift for drafting? (Theoretically)
●● 1.13 feet of lift
Answer: How high does One inch (1") mercury (inches in vacuum) lift?
●● 10 psi
Answer: What is the recommended minimum psi that should be
maintained on the compound gauge when taking water from a hydrant?
●● Stored or potential energy that is available to force water through
pipes and fittings, fire hose, and adapters.
Answer: What is Static pressure?
●● 1. 2 Hour: 100% @ 150 psi
2. 1/2 hour: 70% @ 200 psi
3. 1/2 hour: 50% @ 250 psi
4. 10 minutes: 100% @ 165 psi (overload or spurt test)
Answer: What are all the steps in Certification Test (pre-service tests)?
●● 100% @ 165 psi (done in certification test for 10 minutes)