| ⇦ | 
| ⇨ |
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: - The horizontal range and maximum height of a projectile are equal.The angle of projection
- A circular disc of radius R and thickness R/6 has moment of inertia I about an axis
- Find out the e.m.f. produced when the current changes from 0 to 1 A in 10 sec.
- Two springs with spring constants K₁=1500 N/m and K₂=3000 N/m
- 1 a.m.u. is equivalent to
Topics: Gravitation
(63)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The horizontal range and maximum height of a projectile are equal.The angle of projection
- A circular disc of radius R and thickness R/6 has moment of inertia I about an axis
- Find out the e.m.f. produced when the current changes from 0 to 1 A in 10 sec.
- Two springs with spring constants K₁=1500 N/m and K₂=3000 N/m
- 1 a.m.u. is equivalent to
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