| ⇦ | 
| ⇨ |
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: - Following figures show the arrangement of bar magnets in different configurations
- A uranium nucleus ₉₂ U ²³⁸ emits an α-particle and a β-particle in succession.
- An object is projected with a velocity of 20 m/s making an angle of 45⁰ with horizontal.
- what is the electric potential at a distance of 9cm from 3nC?
- The two ends of a rod of length L and a uniform cross-sectional area
Topics: Gravitation
(63)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Following figures show the arrangement of bar magnets in different configurations
- A uranium nucleus ₉₂ U ²³⁸ emits an α-particle and a β-particle in succession.
- An object is projected with a velocity of 20 m/s making an angle of 45⁰ with horizontal.
- what is the electric potential at a distance of 9cm from 3nC?
- The two ends of a rod of length L and a uniform cross-sectional area
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply