Science · Science
कृत्रिम उपग्रहों में ऊर्जा का मुख्य स्रोत क्या है?
- 1एथिलीन
- 2हार्मोनिक्स
- 3ज्ञायरोस्कोप
- 4सौर बैटरी✓
सही उत्तर देखें
सौर बैटरी
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