Question

The period of a satellite in radius orbit around a planet is T. So what is the periodicity of a satellite in radius orbit?​

Answer 1

Explanation:

Using Kepler's 3rd law, [

T

1

T

2

]

2

=[

R

1

R

2

]

3

Given: R

2

=9RR

1

=RT

1

=T

[

T

T

2

]

2

=[

R

9R

]

3

⟹T

2

=27T