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  • An unmanned space probe is to be thrown with such a velocity that it does not return to earth. It should be thrown with  Option: 1 <img a

An unmanned space probe is to be thrown with such a velocity that it does not return to earth. It should be thrown with
 

Option: 1

\mathrm{only\: the\: velocity =\sqrt\frac{2GM}{R}}


Option: 2

\mathrm{velocity >\sqrt{\frac{2 \mathrm{GM}}{\mathrm{R}}} necessarily}
 


Option: 3

\mathrm{velocity \geq \sqrt{\frac{2 \mathrm{GM}}{\mathrm{R}}}}
 


Option: 4

a great velocity but nothing more can be said about
 


Answers (1)

best_answer

\mathrm{ \mathrm{v} \geq \sqrt{\frac{2 \mathrm{GM}}{\mathrm{R}}} }

Hence option 3 is correct.

Posted by

Ritika Kankaria

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