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Physics - Gravitation Question with Solution | TestHub

PhysicsGravitationKepler's LawEasy2 minPYQ_2021

PhysicsEasysingle choice

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

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Answer:

Solution:

$T^{2} α r^{3} ∴ \frac{T _{2}^{2}}{T _{1}^{2}} = \frac{r _{2}^{3}}{r _{1}^{3}} = (4)^{3} = 64 ∴ \frac{T _{2}}{T _{1}} = 8 or T_{2} = 8 T_{1} = 8 \times 5 = 40 hours.$

Stream:MHT_CETSubject:PhysicsTopic:GravitationSubtopic:Kepler's Law

⏱ 2mℹ️ Source: PYQ_2021

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