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How Many Square Meters of Photovoltaic Cells Would Be Required

Question 13

Multiple Choice

How many square meters of photovoltaic cells would be required to run a 11-W compact disc player? The efficiency of photovoltaic cells is 15% for converting 1000 W/m 2 of solar energy to electricity.


A) 1.1 × 10 − 3 m2
B) 0.073 m2
C) 14 m2
D) 20 m2
E) 75 m2

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