| ⇦ | 
| ⇨ |
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: - The barrier potential of a p-n junction depends on
- The maximum number of possible interference maxima for slit-seperation equal to
- Two resistors of 6Ω and 9Ω are connected in series to a 120 V source.
- If 75% of the radioactive reaction is completed in 2 hrs, what would be
- A stone thrown into still water, creates a circular wave pattern moving radially
Topics: Gravitation
(63)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The barrier potential of a p-n junction depends on
- The maximum number of possible interference maxima for slit-seperation equal to
- Two resistors of 6Ω and 9Ω are connected in series to a 120 V source.
- If 75% of the radioactive reaction is completed in 2 hrs, what would be
- A stone thrown into still water, creates a circular wave pattern moving radially
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