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The time period of the earth is taken asT and it's distance from the sun as R. What will be the distance of a certain planet from sun whose time period is 64 times that of erath

The time period of the earth is taken asT and it's distance from the sun as R. What will be the distance of a certain planet from sun whose time period is 64 times that of erath

Grade:12th pass

1 Answers

Arun
25750 Points
6 years ago
From Kepler's law,
T² = k*r³
Now
Given that, for planet
Tp = 64 Te
So,
(Tp/Te)² = (rp/re
When you put the values,
You get
rp = 16 re

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