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The earth is assumed to be a sphere of radius R. A platform is arranged at a height R from the surface of the earth. The escape velocity of a body from this platform is fv, where v is its escape velocity from the surface of the Earth. The value of f is
Options
(a) (1/2)
(b) √2
(c) 1/√2
(d) (1/3)
Correct Answer:
1/√2
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- 1 Wb/m² equal to
- A long horizontal rod has a bead which can slide long its length
- A particle moves from position r₁ = 3i + 2j -6k to position r₂ = 14i + 13 j+ 9 k
- Ice is wrapped in black and white cloth. In which cases more ice will melt
- A coil of N turns and mean cross-sectional area A is rotating with uniform angular
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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