CWEA E1 CERTIFICATION EVALUATION 2026
QUESTIONS WITH PRACTICE SOLUTION
GRADED A+
◉ Parshall Flume Measurement point? 1.2 FT Water Height 20.8xH
at measurement point Answer: Possible answer:72,607 MGD
◉ In an absolute Pressure Gauge, What is True? Answer: Possible
answer: Read more accurate or 14.7 PSI higher
◉ Flow meter that uses electrodes is? Answer: Magnetic Flow
Meters also known as Mag meter
◉ What is the resister color code : Orange, White,Silver,Gold Band
Answer: .39 Ohms
◉ Pitot tube measures? Answer: Measures Fluid or Gas Velocity
◉ Chlorine Analyzer reads lower ever time but grab sample shows
level are good. What do troubleshoot first? Answer: Buffer
,◉ How to complete a work order when asked to maintain a pump?
Answer: Notify Operation, purchase parts, maintain, test, notify
complete
◉ What shunt resister rating to make 1-5V change on 4-20ma
signal? Answer: 250 ohms
◉ HMI Screen down at the pump station, what to do? Answer: Ask
operator to monitor while you troubleshoot and try to fix
◉ Where does the fluid enter in a Rotameter? Answer: Bottom
◉ RPM on 4 pole 60 Hz motor Answer: 1800 RPM
◉ For every 10 Celsius change in operating temp. What happen to
motor wire insulation? Answer: Degrades 50%
◉ What is it called when teaching someone Electrical Task Training?
Answer: Safety Task Training
◉ Personnel injured when working around machines/equipment
depending what they do. Based on this: What two classification?
Answer: Authorized-Affected
, ◉ Resistors wired in parallel on battery 5 ohms, 10 ohms, and 20
ohms.
what must be the voltage to force 2.4 amp ? Answer: 6.84 V
◉ Best way to test someone after training them? Answer: Have them
teach others or have them perform the task under supervision
◉ What is amperage 1000 Watts pulled through 12.5 ohms? Answer:
8.9 amps
◉ What is one way to prolong life of vertical shaft well motor?
Answer: Properly lubricate and make sure fail seal is hooked up
◉ Grounding analog signal both end of wire or one end only?
Answer: Ground only one end of wire. This also how you avoid
ground loop
◉ .15KvA transformer 480-120. How much amps can you pull on
120 side? Answer: 1.25 amps 150/120=1.25 amp
◉ What are transformer measured in? Answer: KVA
◉ What should flow meter read in this open-channel thing? 36"
wide 30" water depth flow is 2 feet per second Answer: 9.69 MGD
QUESTIONS WITH PRACTICE SOLUTION
GRADED A+
◉ Parshall Flume Measurement point? 1.2 FT Water Height 20.8xH
at measurement point Answer: Possible answer:72,607 MGD
◉ In an absolute Pressure Gauge, What is True? Answer: Possible
answer: Read more accurate or 14.7 PSI higher
◉ Flow meter that uses electrodes is? Answer: Magnetic Flow
Meters also known as Mag meter
◉ What is the resister color code : Orange, White,Silver,Gold Band
Answer: .39 Ohms
◉ Pitot tube measures? Answer: Measures Fluid or Gas Velocity
◉ Chlorine Analyzer reads lower ever time but grab sample shows
level are good. What do troubleshoot first? Answer: Buffer
,◉ How to complete a work order when asked to maintain a pump?
Answer: Notify Operation, purchase parts, maintain, test, notify
complete
◉ What shunt resister rating to make 1-5V change on 4-20ma
signal? Answer: 250 ohms
◉ HMI Screen down at the pump station, what to do? Answer: Ask
operator to monitor while you troubleshoot and try to fix
◉ Where does the fluid enter in a Rotameter? Answer: Bottom
◉ RPM on 4 pole 60 Hz motor Answer: 1800 RPM
◉ For every 10 Celsius change in operating temp. What happen to
motor wire insulation? Answer: Degrades 50%
◉ What is it called when teaching someone Electrical Task Training?
Answer: Safety Task Training
◉ Personnel injured when working around machines/equipment
depending what they do. Based on this: What two classification?
Answer: Authorized-Affected
, ◉ Resistors wired in parallel on battery 5 ohms, 10 ohms, and 20
ohms.
what must be the voltage to force 2.4 amp ? Answer: 6.84 V
◉ Best way to test someone after training them? Answer: Have them
teach others or have them perform the task under supervision
◉ What is amperage 1000 Watts pulled through 12.5 ohms? Answer:
8.9 amps
◉ What is one way to prolong life of vertical shaft well motor?
Answer: Properly lubricate and make sure fail seal is hooked up
◉ Grounding analog signal both end of wire or one end only?
Answer: Ground only one end of wire. This also how you avoid
ground loop
◉ .15KvA transformer 480-120. How much amps can you pull on
120 side? Answer: 1.25 amps 150/120=1.25 amp
◉ What are transformer measured in? Answer: KVA
◉ What should flow meter read in this open-channel thing? 36"
wide 30" water depth flow is 2 feet per second Answer: 9.69 MGD
