Mathematics · Gravitation
एक ग्रह चंद्रमा से 121 गुना भारी है और उसका व्यास चंद्रमा के व्यास का 9 गुना है। यदि ग्रह पर पलायन वेग v है, तो चंद्रमा पर पलायन वेग होगा:
- 13v11✓
- 28v33
- 333v8
- 411v3
सही उत्तर देखें
3v11
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