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+1 vote
7.9k views
in Physics by (47.4k points)

The planet Mars has two moons, if one of them has a period 7 hours, 30 minutes and an orbital radius of 9.0 × 103 km. Find the mass of Mars.

\(\left\{\text{Given} \frac{4\pi^2}{G} = 6\times 10^{11} N^{-1} m^{-2} kg^2 \right\}\)

(1) 5.96 x 1019 kg

(2) 3.25 x 1021 kg

(3) 7.02 x 1025 kg

(4) 6.00 x 1023 kg

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1 Answer

+1 vote
by (45.0k points)

Correct answer is 4.

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