When the sun has risen in arunachal pradesh,it is still dark in Gujarat.why?
The longitudinal dimension of Gujarat ranges roughly from 69° E to 74° E whereas the dimension of Arunachal Pradesh extends from 92°E to 97° E. These two states are roughly 18 longitudes apart. The sun takes about 4 minutes to cross a single longitude, hence there is a difference between the timings of sunrise in the two states.