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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.
Related Questions: - A gas of monoatomic hydrogen is bombarded with a stream of electrons
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Topics: Gravitation
(63)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A gas of monoatomic hydrogen is bombarded with a stream of electrons
- A 2 kg mass starts from rest on an inclined smooth surface with inclination
- If sound wave travel from air to water, which of the following remains unchanged?
- When volume of a system is increased two times and temperature is decreased
- 540 g of ice at 0° C is mixed with 540 g of water at 80° C. The final temperature
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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