an artificial satellite is moving in a circular orbit of radius42250km . calculate its speed if it takes 24hours to revolve around the earth.
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A satellite is moving in circular orbit of radius 42250 km. Calculate its speed if it takes 24 hour to revolve around the earth. Answer: Radius of the circular orbit of along which the satellite is moving = 42250 km.
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Explanation:
Radius of the circular orbit = 42250 Km
Time taken to revolve around the earth= 24 hrs
Speed of circular moving object=
v=2πr
t
So, 2×3.14×42250
24
= 1.105× 10⁴ km/hr
=11055.41 km/hr
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