write a short note on indian standard time
Answers
The imaginary line or the Geographical Coordinate that surpasses horizontally at the center of India is 82° 30’ east. This is the imaginary line from which Indian derives time according to the Prime Meridian.
The earth has been divided into twenty Four time zones with 15 degree of longitude and sustain one hour of each.
So every country must need to select a central meridian to avoid confusions in time calculation. Hence 82° 30’ east has been selected as the central meridian for Indian Standard Time.
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Answer:
the Indian standard time (IST) has been decided according to the 82 degree 30 seconds East longitud which passes through Mirzapur (near Allahabad, Uttar Pradesh) .this longitude passes through the middle of the country with reference to its longitudinal extend.the local time at this longitude has been selected as the standard time of the whole country. when the sun is directly overhead on this longitude then it is assumed that it is 12 noon everywhere in India. there is no difference of more than one hour between the local time at it 82 degree 30 seconds and other places in the country.
Explanation:
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