A. 18.5 km/sec
B. 26.6 km/sec
C. 29 km/sec
D. 31.9 km/sec
Submitted by: Syed Nizakat Ali Shah
A. 18.5 km/sec
B. 26.6 km/sec
C. 29 km/sec
D. 31.9 km/sec
Submitted by: Syed Nizakat Ali Shah
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