An artificial satellite moving in a circular orbit around the earth has a total (kinetic + potential)energy $E_{o}$ . Its potential energy is

$- E_{o}$

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$1.5 E_{o}$

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$2 E_{o}$

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$E_{o}$

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Solution

The correct option is C
$2 E_{o}$

Potential energy =2 $\times$ (Total energy)= $2 E_{o}$
Becuase we know = $U = \frac{- G M m}{r}$ and $E_{o} = \frac{- G M m}{2 r}$

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An artificial satellite moving in a circular orbit around the earth has a total (kinetic + potential)energy $E_{o}$ . Its potential energy is

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