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Renewable Energy Systems 2026 Physics Prep
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15
May 2026
2025/2026
A+
1. What is the fundamental principle of a Photovoltaic (PV) cell?
A) Conversion of thermal energy directly into electricity
B) Conversion of light energy into electricity via the photovoltaic effect
C) Conversion of mechanical energy into electricity
D) Conversion of chemical energy into electricity
Correct Answer: B) Conversion of light energy into electricity via the photovoltaic effect
2. The maximum theoretical efficiency of a single-junction solar cell is known as the:
A) Carnot limi...
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