If the radius of the earth is 6 4 x 106m the es... - JAMB Physics 2006 Question
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]
[g = 10 ms-2]
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 option: a
V esc = √2Rg. =√2 x 6.4 x 106 x 10 = 1.13 x 104 ms-1
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