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The time period of a satellite of earth ...

The time period of a satellite of earth is 5 hours. If the separation between the earth and the satellite is increased speartion between the earth and the satellite is increased to 4 times the previous value, the new time period will becomes

A

`10` hour

B

`80` hour

C

`40` hour

D

`20` hour

Text Solution

Verified by Experts

The correct Answer is:
1
`(T_(1))/(T_(2))=((r_(1))/(r_(2)))^(3//2)`
Or `T/5=(4)^(3//2)` or `T=40 hr`.
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