Solved UPSC CDS/OTA Question
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Q · Longitudemedium · 45s
Why is accurate knowledge of longitude important in navigation?
TopicLongitude
Question Typemultiple choice
Difficultymedium
Test Duration30 min
Step-by-Step Solution
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Every step explained - no skipped algebra.
Longitude helps determine the exact east-west position, critical for navigation and mapping.
Final Answer: Option B - To determine east-west position on Earth