The escape velocity from the Earth's surface is 11.2 km/s. A certain planet has a radius…
Physics · NEET · NTA Exams — Gravitation
The escape velocity from the Earth's surface is 11.2 km/s. A certain planet has a radius 2R, twice that of the Earth. But its mean density is the same as that of the Earth. The value of escape velocity from the planet would be
- 22.4 km/s
- 16.5 km/s
- 11 km/s
- 5.5 km/s
Answer
(B) 16.5 km/s
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