Satellite power requirement is provided through________?
Correct answer: A. solar cells
- A. solar cells
- B. dry cells
- C. nickel-cadmium cells
- D. lead-acid batteries
Explanation
Solar cells convert sunlight directly into electrical energy, making them the standard continuous power source for satellites. Ordinary dry, lead-acid, or nickel-cadmium cells may be used for storage or backup, but not as the primary source.
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