a satellite revolves very near to the earth surface. its speed should be around? a) 5km/ b) 8km/ c) 2km/ d) 11km/sssskm/s
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a satellite revolves very near to the earth surface. its speed should be around?
a) 5km/
b) 8km/
c) 2km/
d) 11km/sssskm/s
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