Gravitation Question 236

Question: A satellite which is geostationary in a particular orbit is taken to another orbit. Its distance from the centre of earth in new orbit is 2 times that of the earlier orbit. The time period in the second orbit is [NCERT 1984; MP PET 1997]

Options:

A) 4.8 hours

B) [482] hours

C) 24 hours

D) [242] hours

Show Answer

Answer:

Correct Answer: B

Solution:

[Tr3/2] . If r becomes double then time period will becomes (2)3/2 times. So new time period will be [24×22 hr] i.e. [T=482]



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