What chemical compound is the CAD cell made of? - correct answer a. Cadmium oxide
B. Cadmium nitride
C. Cadmium sulfide
D. Cadmium bromide
Answer-C
A permanent split-capacitor motor has a ____. - correct answer a. Start and run
capacitor
B. Start capacitor only
C. Run capacitor only
D. Split phase capacitor
Answer-C
For replacement or installation, it is good practiced to use the _________ rule to
properly size the right tank for that customer. - correct answer a. 1/4
B. 1/2
C. 1/8
D. 1/3
Answer-D
Of up to 2 GPH, what type of nozzle should you most likely use? - correct answer
a.Solid
B. Hollow
C. Semi solid
D. It doesn't really matter.
Answer-C
This type of tank is normally found on mobile homes and ranges from 160 to 320
gallons. - correct answer a.Fiberglass
B. External coated Ob-round
C. Cylindrical
D. Ob-round
Answer-C
When using the 1/3 rule to size a oil tank for a customer, if that customer uses 900
gallons of oil in one year, What size tank should you install? - correct answer a. 150
gallon
B. 275 gallon
C. 300 gallon
D. 275 or 330 gallon
Answer-D
The most common cause of failure in oil tanks is human neglect. - correct answer True
False
, Answer- False
Externally coated ob-long tank is coated with... - correct answer a. Styrofoam
B. Fiberglass
C. Plastic
D. Polyethylene
Answer-D
Corrosion in an oil tank creates______________ deposits. - correct answer oxygen and
nitrogen
B. Helium and oxygen
C. Sludge and sulfer dioxide
D. Iron oxides
Answer-D
________________ is a current of air in an enclosed area that is
Created by a difference in pressure - correct answer a. Smoke
B. Draft
C. Pressure
D. Combustion
Answer-B
How many pounds of air does it take to burn each pound of
Heating oil? - correct answer a. 14.0
B. 14.47
C. 14.5
D. 14.4
Answer-D
At what point will a person start to experience slight headache
And dizziness while being exposed to CO - correct answer a. 0 ppm
B. 10-35 ppm
C. 36-99 ppm
D. 100+ ppm
Answer-B
How many btus per pound does heating oil contain? - correct answer a. 140,000
B. 20,000
C. 20,500
D. 19,500
Answer- D
For perfect combustion, each gallon of oil consumed would need _____________ cubic
feet of combustion air. - correct answer a. 1,700
B. 1,360
C. 1,500