Physics · Collisions and Restitution
20 मीटर की ऊंचाई पर रखी एक गेंद स्वतंत्र रूप से लंबवत नीचे की ओर गिरती है और जमीन से टकराती है। यदि प्रत्यास्थापन गुणांक (coefficient of restitution) 0.4 है, तो पहले उछाल (first rebound) पर गेंद का वेग क्या होगा? [g = 10 ms-2]
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 116 ms-1
- 212 ms-1
- 38 ms-1✓
- 44 ms-1
सही उत्तर देखें
8 ms-1
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