Mathematics · Gravitation
If a particle falls from infinity towards the Earth under gravitational attraction, what will be its velocity upon reaching the Earth's surface? (where R = radius of the Earth, g = acceleration due to gravity)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1√3gR
- 2√2gR✓
- 3√gR
- 40
Correct answer
√2gR
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