Tool Selection

2. What does LRA stand for?

3. If we lived in an ideal world where all power was fully efficient, what would the power factor be?

4. True or False: RMS and True RMS are the same thing.

5. What is the highest CAT rating on electrical multimeters that we will use for our HVAC/R work?

6. True or False: A2L compatibility and certification means the same thing.

7. Which types of tools need to be A2L-certified?

8. Why are hoseless probes are recommended for systems with A2L refrigerants?

9. How often should you get your combustion analyzer recalibrated?

10. True or False: Combustible gas leak detectors tend to be more versatile over a wider range of equipment temperatures than liquid leak reactants (bubbles).