Exams › SSC CGL (Prelims) › General

A satellite in geostationary orbit must revolve around the Earth in approximately ____.

1. 12 hours
2. 18 hours
3. 24 hours
4. 36 hours

Correct answer: 24 hours

Solution

A geostationary satellite has an orbital period equal to Earth's rotation period. Since Earth rotates once in about 24 hours, the satellite must also revolve in approximately 24 hours.

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