Aerospace Engineering > GATE 2017 > Space Dynamics
The period of revolution of earth about the sun is 365.256 days, approximately. The semi-major axis of the earth's orbit is close to 1.4953 × 1011 m. The semi-major axis of the orbit of Mars is 2.2783 × 1011 m. The period of revolution of Mars, about the sun, is Earth days (in three decimal place)
Correct : 686.5
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