Solved UPSC CDS/OTA Question
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Q · Longitudemedium · 45s
Longitude is measured east or west from:
TopicLongitude
Question Typemultiple choice
Difficultymedium
Test Duration30 min
Step-by-Step Solution
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Longitude is the angular distance east or west of the Prime Meridian, which is defined as 0° longitude. It is used to determine the exact position of a place on Earth’s surface. The Prime Meridian passes through Greenwich, UK and serves as the reference line from which the degrees of longitude are measured, running from 0° to 180° east and west.
Final Answer: Option C - Prime Meridian