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2025 Edition

Solar Contractors License Exam Practice Test

Get your Solar Contractors License! Practice with our Solar Contractors License Practice Test.
 
 

1. Which type of air ducts are the most efficient?
2. In an air-conditioning circuit what is the black wire?
3. If the ducts are in concrete, what is the proper type of furnace?
4. A 60,000 BTU cooling unit has how many tons of cooling capacity?
5. How much does 1 gallon of water weigh?
6. How many watts equal 1 horsepower?
7. Which of the following is the best insulation?
8. On an A/C system, the return should be _____________.
9. Where are cap and bottom flashing used?
10. What type of fitting would you use to join two pipes of different sizes?
11. What is the proper way to connect to galvanized iron pipe to copper?
12. What is the resistance of the circuit with 110 volts and 22 amps?
13. What is the hardest type of copper?
14. When mounting solar collectors on the ground you should _________________.
15. Solar systems typically use what type of thermostat?
16. What should be the primary concern in designing a solar unit?
17. Efficient collectors will typically heat how many gallons, per square foot, per day?
18. What device is recommended on the outlet side of a collector to handle expansion and boiling?
19. For a siphon to be effective, it should be a minimum of _____ inches from the drain to the siphon.
20. In a collector, the surface that retains the solar radiation and converts it to heat energy is called the ______________.

Quality starts with who wrote the material.
Our practice exam writer
s
:
Ray Holder
 is a Certified Electrical Trade Instructor & Electrician License Exam Expert. Ray Holder has worked in the electrical industry for over 45 years as an apprentice, journeyman, master, field engineer, estimator, business manager, contractor, inspector, consultant and instructor.


Dodge Woodson
 was a master plumber and gas fitter for over 30 years. In addition to being a field plumber and contractor, Woodson served as adjunct plumbing licensing faculty at Central Maine Technical College. As R. Dodge Woodson, he is a best-selling author and is the most prolific plumbing author in print with McGraw-Hill. He is often referred to as America’s Plumber.


Charles Redecker
 is a master plumber instructor and education director with the National Center for Construction Education and Research.  Charles has taught plumbing with the NCCER for over 10 years.


Terry Lunt
 is a plumbing and master craft instructor with Associated Builders and Contractors in Southern California. He has also been a core curriculum instructor and subject matter expert in plumbing with the National Center for Construction Education and Research.


HVAC Professionals
 at HVAC Excellence, The Leading HVAC Authority. The questions are based on industry standards and offer a comprehensive coverage of the fundamental subject matter found on most HVACR certification exams.


Edward Bohnart
 is an AWS certified master welder and welding educator who has over thirty five years of experience in the welding industry. He has served as a Board member of the American Welding Society for over a decade and was its National President from 1995 – 1996.Ray Holder is a Certified Electrical Trade Instructor & Electrician License Exam Expert. Ray Holder has worked in the electrical industry for over 45 years as an apprentice, journeyman, master, field engineer, estimator, business manager, contractor, inspector, consultant and instructor.


John Howley, Jr.
 is a certified carpentry instructor from Homosassa, Florida. John was head of the carpentry department and taught carpentry at a technical high school for over twenty years. He taught rough carpentry, finish carpentry, millwork and cabinet making.
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