Physics

General

Easy

Question

# The period of revolution of planet A around the sun is 8 times that of B. The distance of A from the sun is how many times greater than that of B from the sun.

- 2
- 3
- 4
- 5

## The correct answer is: 4

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### Let and A vector is such that

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### According to Kepler, the period of revolution of a planet (T) and its mean distance from the, sun (r) are related by the equation

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