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A body revolved around the sun 27 times faster than the earth. What is the ratio of their radii?
Options
(a) 1 / 3
(b) 1 / 9
(c) 1 / 27
(d) 1 / 4
Correct Answer:
1 / 9
Explanation:
Using Kepler’s 3rd law
T^2=R^3
(1/27)^2/3=R1/R2
R1/R2=(1/3)^2=1/9.
Related Questions: - In Young’s experiment, the third bright band for light of wavelength 6000Å
- The work function for aluminium is 4.125 eV. The cutoff wavelength for photoelectric
- A n-p-n transistor is connected in common emitter configuration in a given amplifier.
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Topics: Gravitation
(63)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In Young’s experiment, the third bright band for light of wavelength 6000Å
- The work function for aluminium is 4.125 eV. The cutoff wavelength for photoelectric
- A n-p-n transistor is connected in common emitter configuration in a given amplifier.
- A point charge q is situated at a distance r on axis from one end of a thin
- Assuming the sun to have a spherical outer surface of radius r
Topics: Gravitation (63)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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