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प्रश्न
A polar satellite orbits close to Earth's surface. If R = 6400 km and g = 9.8 m/s², what is its time period?
विकल्प
42 minutes
65 minutes
85 minutes
120 minutes
MCQ
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उत्तर
85 minutes
Explanation:
The calculation gives T ≈ 85 minutes for a polar satellite orbiting close to Earth's surface.
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