I LEVEL 3 Comprehensive Exam
Questions
and Answers Verified Solutions Latest
Update
Question:
Which of the following is a function of the tag and lockout disconnect switch? a. Give
instructions for the work to be performed b. Identify the individual who placed the lock
c. List all affected sub systems d. Prevent accidental startup
Answer:
b Identify the individual who placed the lock
Question:
When working with electricity, it is especially important to inspect tools for: a. bent
shafts. b. cracked handles. c. damaged insulation. d. work tips.
Answer:
c damaged insulation
Question:
Voltage testers are typically used to: a. cut off power to a circuit. b. distinguish
between AC and DC circuits. c. measure potential differences. d. verify that the circuit
is de-energized.
Answer:
d verify that the circuit is de-energized
Question:
What is the main electrical danger when using power tools? a. Excessive heat b. Low
resistance grounding c. Overcurrent d. Short circuit
Answer:
d Short circuit
, Question:
How many gallons of water will it take to fill a 3 cubic foot container?
Answer:
3 cubic feet x 7.48 gallons cubic feet = 22.4 gallons
Question:
If a gallon of gasoline weighs 7.0 pounds, what would be the weight of a 350 gallon
tank full of gasoline?
Answer:
350 gallons x 7.0 pounds / gallons = 2,450 pounds
Question:
The rated capacity of a pump is 500 gallons per minute (GPM). Convert this capacity to
million gallons per day (MGD).
Answer:
500 GPM x 1 MGD / 694 GPM = 0.72 MGD
Question:
A chemical feed pump is calibrated to deliver 50 gallons per day (GPD). What is the
calibrated chemical feed in gallons per minute (GPM)?
Answer:
50 gal / day x 1 day / 24hr x 1 hr / 60 min= 0.035 GPM
Question:
A chemical feed pump delivers 50 mL per minute (mL/min). Determine the chemical
feed in gallons per day (gpd).
Answer:
50 mL / min x 1 L / 1000mL x 1 gallon / 3785 L x 60 min/ hour x 24 hr/ day =19 GPD
Questions
and Answers Verified Solutions Latest
Update
Question:
Which of the following is a function of the tag and lockout disconnect switch? a. Give
instructions for the work to be performed b. Identify the individual who placed the lock
c. List all affected sub systems d. Prevent accidental startup
Answer:
b Identify the individual who placed the lock
Question:
When working with electricity, it is especially important to inspect tools for: a. bent
shafts. b. cracked handles. c. damaged insulation. d. work tips.
Answer:
c damaged insulation
Question:
Voltage testers are typically used to: a. cut off power to a circuit. b. distinguish
between AC and DC circuits. c. measure potential differences. d. verify that the circuit
is de-energized.
Answer:
d verify that the circuit is de-energized
Question:
What is the main electrical danger when using power tools? a. Excessive heat b. Low
resistance grounding c. Overcurrent d. Short circuit
Answer:
d Short circuit
, Question:
How many gallons of water will it take to fill a 3 cubic foot container?
Answer:
3 cubic feet x 7.48 gallons cubic feet = 22.4 gallons
Question:
If a gallon of gasoline weighs 7.0 pounds, what would be the weight of a 350 gallon
tank full of gasoline?
Answer:
350 gallons x 7.0 pounds / gallons = 2,450 pounds
Question:
The rated capacity of a pump is 500 gallons per minute (GPM). Convert this capacity to
million gallons per day (MGD).
Answer:
500 GPM x 1 MGD / 694 GPM = 0.72 MGD
Question:
A chemical feed pump is calibrated to deliver 50 gallons per day (GPD). What is the
calibrated chemical feed in gallons per minute (GPM)?
Answer:
50 gal / day x 1 day / 24hr x 1 hr / 60 min= 0.035 GPM
Question:
A chemical feed pump delivers 50 mL per minute (mL/min). Determine the chemical
feed in gallons per day (gpd).
Answer:
50 mL / min x 1 L / 1000mL x 1 gallon / 3785 L x 60 min/ hour x 24 hr/ day =19 GPD
