What is a photovoltaic cell?
A. A device that stores electrical energy
B. A device that converts sunlight into electrical energy
C. A device that amplifies or switches electrical signals
D. A device that regulates electrical energy
Answer:B
What is a photovoltaic cell?
A. A device that stores electrical energy B. A device that converts sunlight into electrical energy C. A device that amplifies or switches electrical signals D. A device that regulates electrical energy