Solved UPSC CDS/OTA Question
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Q · Earth Movement And ImpactMedium · 45s
Consider the following statements about the shape of the Earth: The Earth is not a perfect sphere but an oblate spheroid. The equatorial diameter of the Earth is greater than its polar diameter. The difference between equatorial and polar diameters is approximately 43 km. Which of the statements given above is/are correct?
TopicEarth Movement And Impact
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Q 1 / 30Next question →
Step-by-Step Solution
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Earth’s equatorial bulge makes it an oblate spheroid. The equatorial diameter (~12,756 km) exceeds the polar diameter (~12,713 km) by ~43 km.
Final Answer: Option D — 1, 2 and 3