H2P-317

Angular velocity

H2 Physics · JC 2 · Medium · Angular velocity

A satellite orbits a planet in a circular path of radius

4.0 \times 10^{7}

m, completing one orbit every 12 hours. What is its angular velocity?

$1.45 \times 10^{-4}\,\text{rad s}^{-1}$
$7.27 \times 10^{-5}\,\text{rad s}^{-1}$
$4.36 \times 10^{-3}\,\text{rad s}^{-1}$
$1.45 \times 10^{4}\,\text{rad s}^{-1}$

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