Question

Even though the sun rise early in arunachal pradesh than in gujarat how do we follow a standard time all over the country state a reason for the above

Answer 1

as greenwhich is selected as the standard meridian which is82^0

Answer 2

this is because all the watches are set to the Indian standard time of 82 degrees 30 min east which is equidistant from Arunachal Pradesh and Gujarat.
standard meridian passes through Mirzapur in UP.So the watches are set according to that time


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