NV C-37 Solar Practice Questions - Nevada C-37 Solar Contractor Examination Exam

What happens to a glazed collector left full of water on a Reno night that drops to 15°F?

Nothing; glazed collectors cannot freeze The water expands as it freezes and commonly splits risers, headers, or the absorber The glass cover melts The collector automatically becomes a photovoltaic module

Correct Answer:

The water expands as it freezes and commonly splits risers, headers, or the absorber

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