NABCEP SH Associate Practice Questions - NABCEP Solar Heating Associate Credential Exam

Solar irradiance is typically measured in which unit?

British Thermal Units per hour (BTU/hr) Watts per square meter (W/m²) Kilowatt-hours per day (kWh/day) Lumens per square foot (lm/ft²)

Correct Answer:

Watts per square meter (W/m²)

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