At What Altitude Should a Satellite Be Placed into Circular

question 74

Multiple Choice

At what altitude should a satellite be placed into circular orbit so that its orbital period is 48.0 hours? The mass of the earth is 5.976 × 10²⁴ kg and the radius of the earth is 6.378 × 10⁶ m.

• A) 4.22 × 10⁷ m
• B) 7.58 × 10⁷ m
• C) 8.22 × 10⁷ m
• D) 6.07 × 10⁷ m
• E) 6.71 × 10⁷ m

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Definitions:

Infradian Rhythm

Biological rhythms with a cycle longer than 24 hours, such as menstrual cycles or seasonal behaviors.

Circannual Rhythm

Biological processes that occur on an annual or yearly cycle.

Rhythmical Movement

Repetitive, patterned physical motion, which can be involuntary, such as breathing, or intentional, such as dancing.

Plant Leaves

The photosynthetic organs of plants, usually green, where sunlight is absorbed and converted into energy for growth and metabolism.