Gravitation Question 306

Question: The distance of Neptune and Saturn from the sun is nearly [1013and1012] meter respectively. Assuming that they move in circular orbits, their periodic times will be in the ratio

Options:

A) 10

B) 100

C) [1010]

D) 1000

Show Answer

Answer:

Correct Answer: C

Solution:

  • [T2R3] (According to Kepler’s law) [T12(1013)3and,,T22(1012)3]

    [T12T22=(10)3or,T1T2=1010]



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