Solved UPSC CDS/OTA Question
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Q · Longitudemedium · 45s
Which longitude is used as the standard for Indian Standard Time?
TopicLongitude
Question Typemultiple choice
Difficultymedium
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained - no skipped algebra.
Indian Standard Time is based on 82.5° East longitude passing near Mirzapur, India.
Final Answer: Option B - 82.5°E