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82 1 ° E longitude is geographically significant to India because 2
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- it determines the Indian standard time
- it has a bearing on the tropical climate of India
- it divides India into eastern and western zones
- it enables determining local time in eastern India
- it determines the Indian standard time
Correct Option: A
Indian Standard Time (IST) is the time observed throughout India and Sri Lanka, with a time offset of UTC+05:30. India does not observe Daylight Saving Time (DST) or other seasonal adjustments. In military and aviation time IST is designated E* (“EchoStar”). Indian Standard Time is calculated on the basis of 82.5° E longitude, from a clock tower in Mirzapur (25.15°N 82.58°E) (near Allahabad in the state of Uttar Pradesh) which is nearly on the corresponding longitude reference line
