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An artificialsatellitesis moving in a circular …

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An artificialsatellitesis moving in a circular orbit of radius 42250 km . Find it speed if it take 24 hour to revolve round the earth

Posted by Annesha Mazumder 4 years, 6 months ago

CBSE > Class 09 > Science

1 answers

Yogita Ingle 4 years, 6 months ago

Distance covered by the satellite in 24 hours
s=2πr
= 2 × 3.14 × 42250 = 265464.58 km

Therefore speed of satellite,
v = distance travelled/ time taken = 265464.58/ 24×60×60 =3.07 km s−1

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