Question

what are the latitude extent of India and why there is a need of standard Meridian

Answer 1

a part of ur answer,
The time of a place depends on thelongitude that passes through it. Therefore, the standard time for each country is usually taken as the time of the central meridian that passes through it. ... This longitude passes through Allahabad in Uttar Pradesh.

Answer 2

In the north latitude extent 37°6'N and in South 8°4'.

From Gujrat to Arunachal pradesh there is a time ag of 2 hours.Hence,time along Standard Meridian passing through (82°30') Mirzapur that is in U.P is taken as a standard time for whole country.The latitudinal extent influences the duration of day and night.



may it help you........,