Gravitation Question 193

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 [CBSE PMT 1997; BHU 2001]

Options:

A) 2

B) 3

C) 4

D) 5

Show Answer

Answer:

Correct Answer: C

Solution:

[TATB=(rArB)3/2] [8=(rArB)3/2] [rA=(8)2/3rB] [=4rB.]



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