Question

why do we need standed meredian? where is it located ? what is it segneficant ​

Answer 1

Answer:

standard meradian is 0° longitude at greenwhich london ...passes through the royal astronomical society

Explanation:

we need it to set a time that will go along with the world

Answer 2

Answer:

The time of a place depends on the longitude 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. ... Thus, we need a standard meridian for the country. In India 82 ½ °E longitude determines the standard time.