NCE PRACTICE EXAM
2023 Edition
HVACR practice exams can be used for self-assessment, professional-growth, and certification exam preparation. Our HVACR practice exam consists of questions developed by HVAC Excellence, the largest provider of certifications (more than 200,000) in the HVACR industry.
Our 300 question HVAC practice test provides:
- assessment of broad based HVACR knowledge
- practice in the various core specialty areas
- benefit for self-assessment and professional-growth, as well as for exam preparation
- use for students in trade-schools studying for course exams and for professional technicians sitting for certification exams
- a good opportunity for practicing test taking skills and learning the subject matter
A 100 question EPA 608 practice test comes with our materials.
To get an idea of the types of questions on the full version HVACR Practice Test, try our free sample below:
Free Sample Questions
Free Sample Questions
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1/22
Principles of Electrical and Refrigeration Theory |
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1. | What is the symbol for impedance? |
2/22
Principles of Electrical and Refrigeration Theory |
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2. | The safety ground conductor for A/C circuit is usually color coded _________. |
3/22
Air Conditioning |
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3. | Heat which causes a change in temperature of a substance is called: |
4/22
Air Conditioning |
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4. | What is heat, which causes a change in the state of a material without a change in temperature, called? |
6/22
Commercial Air Conditioning |
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6. | A compressor is operating with a discharge pressure of 235.3 psig and a suction pressure of 35.3 psig. What is the compression ratio (pumping ratio)? |
7/22
Commercial Refrigeration |
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7. | In a (direct expansion) evaporator, liquid refrigerant must boil away as close to the end of the coil as possible in order to: |
8/22
Commercial Refrigeration |
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8. | An thermal expansion valve that is stuck wide open will cause ___________. |
9/22
Heat Pump Service |
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9. | What is the major difference between a heat pump and an air conditioner? |
10/22
Heat Pump Service |
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10. | What device controls the supplementary electric heat according to the outdoor temperature? |
11/22
Heat Pump Installation |
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11. | Which of the following is not a factor that should be considered when installing an outdoor unit? |
12/22
Heat Pump Installation |
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12. | What is the minimum clearance for access panels on an outdoor condensing unit? |
13/22
Gas, Oil and Combustion |
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13. | One BTU is the amount of heat required to raise the temperature of: |
15/22
Electric Heat |
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15. | The electric heat element is usually made of what material? |
17/22
Residential Heat Load Calculation |
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17. | An oversized heating and cooling system can cause which of the following? |
18/22
Residential Heat Load Calculation |
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18. | When the temperatures of a structure both inside and outside are equal, there is _____. |