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]

By: |Published on: Nov 12|Categories: Physics JAMB| 0 comments

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 = 1.13 x 104 ms-1

Explanation

Vesc = √2Rg. =√2 x 6.4 x 106 x 10 = 1.13 x 104 ms-1

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