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9 grade science> An artificial satellite is moving in a ci...

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An artificial satellite is moving in a circular orbit of radius 42250 km. Calculate its speed if it takes 24 hours to revolve around the earth.

Pawan Prajapati , 3 Years ago

Grade 12

1 Answers

Harshit Singh

Last Activity: 3 Years ago

Dear Student

Radius of circular orbit, r= 42250 km
Time taken to revolve around the earth, t= 24 h
Speed of a circular moving object, v= (2π r)/t
=[2× (22/7)×42250 × 1000] / (24 × 60 × 60)
=(2×22×42250×1000) / (7 ×24 × 60 × 60) m s^-1
=3073.74 m s^-1

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