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PHY 101 PHY 101 Past Questions Objective Question

Question

A geostationary (or geosynchronous) satellite has an orbital period of:
Options
A 90 minutes
B 12 hours
C 24 hours
Correct Answer
D 27.3 days
Correct Answer

Option C is the correct answer.

Detailed Explanation

defines a geostationary or parking orbit as one where the satellite's period matches the Earth's rotational period, which is 24 hours. This allows the satellite to remain above the same point on the Earth's equator.

Hint

It needs to 'keep up' with the Earth's rotation.

Question Info