Physics
Medium
Question
The escape velocity form the earth surface in km S-1 is____________________?
A
4.2 km S-1
B
7.5 km S-1
C
9.5 km S-1
D
1.1 km S-1
✓ Official correct answer
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A
4.2 km S-1
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B
7.5 km S-1
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C
9.5 km S-1
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D
1.1 km S-1
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