What is the difference in local time of Arunachal Pradesh and Gujarat?
The local time changes by four minutes for every one degree of longitude. The sun rises about two hours earlier in the east (Arunachal Pradesh) than in the west (Gujarat). That's why the local time of longitude of 82°30'E has been taken as the Indian Standard Time. This meridian or longitude is also termed as the Standard Meridian of India.
Indian Standard Time
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