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An artificial satellite is moving in …

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

Posted by Tejaswini Borkar 2 years, 2 months ago

CBSE > Class 09 > Science

1 answers

Harshita Mahajan 2 years, 2 months ago

Speed = Distance/Time So, to calculate distance, we use 2pi(r) = 2πr Here, radius is 42250 km. Time given = 24 hours. Speed = 2 × 3.14 × 42250 / 24 Speed = 11055.416 km/h

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