Multiple choice general knowledge culture

The reference longitude for calculating IST passes over this city.

  1. Varanasi

  2. Bhopal

  3. Allahabad

  4. Mirzapur

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Indian Standard Time (IST) is calculated from the reference longitude of 82.5°E, which passes through Mirzapur in Uttar Pradesh. This is the central meridian for India's time zone (UTC+5:30). Varanasi, Bhopal, and Allahabad are not on this specific longitude.