Physics · Friction
कूलॉम घर्षण (Coulomb friction) वह घर्षण है जो _______ सतहों के बीच होता है।
- 1तैलीय (oily)
- 2आदर्श रूप से चिकनी (ideally smooth)
- 3ग्रीसयुक्त (greasy)
- 4शुष्क (dry)✓
सही उत्तर देखें
शुष्क (dry)
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