Solved UPSC CDS/OTA Question
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Q · LongitudeMedium · 45s
Which of the following statements is/are correct about longitudes? All meridians of longitude are great circles. The Prime Meridian passes through Greenwich, UK. The International Date Line coincides with the 180° longitude. Select the correct answer:
TopicLongitude
Question Typemultiple choice
DifficultyMedium
Test Duration30 min
Q 1 / 30Next question →
Step-by-Step Solution
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Explanation:
All meridians are semi-great circles, not full great circles. So statement 1 is incorrect.
Prime Meridian does pass through Greenwich.
The International Date Line mostly follows 180°, with deviations for political boundaries.
Final Answer: Option B — 2 and 3 only