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  • A satellite which is geo-stationary in a particular orbit is teaken to another orbit, the distance of which is twice that of earlier orbit. The time period of the satellite in the second orbit is<b

A satellite which is geo-stationary in a particular orbit is teaken to another orbit, the distance of which is twice that of earlier orbit. The time period of the satellite in the second orbit is
 

Option: 1

24 \mathrm{hrs}

 


Option: 2

48 \mathrm{hrs}
 


Option: 3

48 \sqrt{2} \mathrm{hrs}
 


Option: 4

\frac{48}{\sqrt{2}} \mathrm{hrs}


Answers (1)

best_answer

\frac{\mathrm{T}_{2 \mathrm{nd}}^2}{\mathrm{~T}_{1 \mathrm{st}}^2}=\frac{(2 \mathrm{a})^3}{(\mathrm{a})^3}=2^3=8

\mathrm{\mathrm{~T}_{2 \mathrm{nd}}=\mathrm{T}_{1 \mathrm{st}} \times \sqrt{8}=24 \times 2 \sqrt{2}=48 \sqrt{2} \mathrm{hrs} . }

Hence option 3 is correct.
 

Posted by

Anam Khan

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