Question

why there is a 2hr lag in time of india

Answer 1

there is 2hrs different between the gujarat and arunachal pradesh this is because there are 30 longitudes in between the two states and difference between the each longitude is 4 minutes . 4x30= 120 hence there is a 2hrs lag in time of india

Answer 2

There is a two hour lag in time of India because the time difference between two longitudes is 4 minutes and the difference between two points is of 30°. So therefore time difference is 30° * 4 mins = 120 mins or 2 hrs

hope I helped :)