How Many Square Meters of Photovoltaic Cells Would Be Required

question 40

Multiple Choice

How many square meters of photovoltaic cells would be required to provide sufficient energy to light a 60 W computer monitor? Photovoltaic cells are 15% efficient in converting 1000 W\m² of solar energy to electricity.

• A)0.40 m²
• B)2.5 m²
• C)14 m²
• D)9 m²
• E)400 m²

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