Question

Which is the standard meridian of India?
A) $62^\circ 20'{\text{E}}$
B) $62^\circ 30'{\text{E}}$
C) $82^\circ 30'{\text{E}}$
D) $92^\circ 20'{\text{E}}$

Answer 1

Hint:
Located in the centre of all longitudes and latitudes in which India is situated is what a Standard Meridian is. It routes through Allahabad in Uttar Pradesh. The Indian Standard Time is determined on the basis of $82^\circ 30'{\text{E}}$, this has been carefully decided keeping in mind some essential details as the Standard Time for the whole nation.

Complete Answer:
Indian Standard time (IST) is the time zone pragmatic throughout India, with a time counterpoise of UTC+ $05:30$. India does not perceive daylight saving time or additional periodic modifications. In military and aviation time IST is chosen E* ("Echo-Star"). Indian Standard Time is determined on the basis of $82.5^\circ {\text{E}}$ longitude as this is the coordinates of the city of Mirzapur, Uttar Pradesh, as it coincides with the conforming longitude allusion line. In the year 1947 shortly after Independence, the Central government recognized IST as the standard time for India. Despite this, Mumbai and Kolkata decided to have their own local time until the year 1948 and 1955 respectively. The Central viewpoint was shifted from Chennai to a place at Shankargarh Fort in Prayagraj region, so that it would be as close to UTC+ $05:30$ as conceivable.

Thus, option (C) is correct.

Note:
IST is reserved as the usual time as it passes through almost the centre of India. To interconnect the precise time to the people, the precise time is aired over the nationwide All India Radio and Doordarshan television link. Telephone businesses have devoted phone numbers linked to mirror time attendants that also communicate the exact time. Alternative progressively prevalent means of procuring the time is through Global Positioning System (GPS) headsets.