Production starts low at sunrise, climbs steadily to a peak around solar noon (when the sun is highest in the sky), and then gradually declines until sunset.
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Yes, California's solar mandate means most new residential construction—and even some commercial buildings—must include solar. Title 24 of the California Energy Code locked this in back on January 1, 2020.
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Most solar panels don't work during a power cut — they automatically shut down for safety unless you have a battery or off-grid system. Hybrid solar systems and batteries with backup can keep essential appliances running by storing and supplying power when the grid is down.
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Yes, solar panels can be used to reflect light. However, they are not very efficient at reflecting light and the amount of light reflected back into the atmosphere is small.
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