If the radius of the earth is 6.4 x 106m, the escape velocity of a satellite from the earth is? [g = 10 ms-2] - SchoolNGR

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If the radius of the earth is 6.4 x 106m, the escape velocity of a satellite from the ...

If the radius of the earth is 6.4 x 10⁶m, the escape velocity of a satellite from the earth is?
[g = 10 ms^-2]

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Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE

A 1.13 x 10⁴ ms^-1
B 9.00 x 10³ ms^-1
C 8.00 x 10³ ms^-1
D 1.27 x 10⁴ ms^-1

Correct Answer: Option A

Explanation:
V esc = âˆš2Rg. =âˆš2 x 6.4 x 10⁶ x 10 = 1.13 x 10⁴ ms^-1

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