Question on: WAEC Physics - 1993
Calculate the escape velocity of a satellite launched from the earth’s surface (Take g as 10ms-2 and the radius of the earth as 6.4 x 106m)
A
8.00 x 106ms-1
B
1.13 x104ms-1
C
3.58x102ms-1
D
5.59 x10-2ms-1
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Correct Option: B
V = √2gr
= √2 x 10 x 6.4 x 106
1.13 x 104ms-1
1.13 x 104ms-1
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