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CWEA ELECTRICAL AND
INSTRUMENTATION GRAD E 2
EXAM SCRIPT QUESTIONS WITH
ANSWERS GRADED A+
Question :What is PPE Category 1?
CORRECT ANSWER: :Arc-Rated clothing, Minimum Arc Rating of Arc 4 cal/cm2 arc-rated long sleeve shirt and pants or overall
Question :Parshall Flume Measurement point? 1.2 FT
Water Height 20.8xH at measurement point CORRECT ANSWER: :Possible answer:72,607 MGD
Question :Absoulte Pressure Gauge? What is True?
CORRECT ANSWER: :Possible answer: Read more accurate or 14.7 PSI higher
Question :Flow meter that uses electrodes is?
CORRECT ANSWER::Magnetic Flow Meters
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Question :What is the resister color code : Orange, White,Silver,Gold Band CORRECT ANSWER: :.39 Ohms
Question :Pitot tube measures?
CORRECT ANSWER: :Measures Fluid or Gas Velocity
Question :Chlorine Analyzer reads lower ever time but
grab sample shows level are good. What do troubleshoot first?CORRECT ANSWER: :Buffer
Question :How to complete a work order when asked to
maintain a pump?CORRECT ANSWER: :Notify Operation, purchase parts, maintain, test, notify complete
Question :What shunt resister rating to make 1-5V change
on 4-20ma signal?
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CORRECT ANSWER: :250 ohms
Question :HMI Screen down at the pump station, what to
do?CORRECT ANSWER: :Ask operator to monitor while you troubleshoot and try to fix
Question :Where does the fluid enter in a Rotameter?
CORRECT ANSWER: :Bottom
Question :RPM on 4 pole 60 Hz motor
CORRECT ANSWER: :1800 RPM
Question :For every 10 Celsius change in operating temp.
What happen to motor wire insulation?CORRECT ANSWER: :Degrades 50%
Question :What is it called when teaching someone
Electrical Task Training?
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CORRECT ANSWER: :Safety Task Training
Question :Personnel injured when working around
machines/equipment depending what they do. Based on
this: What two classification?
CORRECT ANSWER: :Authorized-Affected
Question :Resistors wired in parallel on battery 5 ohms,
10 ohms, and 20 ohms.what must be the voltage to force 2.4 amp ?
CORRECT ANSWER: :6.84 V
Question :Best way to test someone after training them?
CORRECT ANSWER: :Have them teach others or have them perform the task under supervision
Question :What is amperage 1000 Watts pulled through
12.5 ohms?CORRECT ANSWER: :8.9 amps