If the radius of the earth is \(6.4\) \(x 10^{6} \mathrm{~m}\), the escape velocity of a satellite from the earth (take \(\left.\mathrm{g}=10 \mathrm{~ms}^{-2}r; jnjk, bight)\)

A. \(1.13 \times 10^{4} \mathrm{~ms}^{-1}\)  
B. \(9.00 \times 10^{3} \mathrm{~ms}^{-1}\)
C. \(8.00 \times 10^{3} \mathrm{~ms}^{-1}\)
D. \(1.27 \times 10^{4} \mathrm{~ms}^{-1}\)

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Correct Answer: A