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Sunrise and sunset timings based on existing IST (UTC + 5.30 h) and... | Download Scientific Diagram
FIITJEE - Did you Know? On 1st September, 1947 the (IST) was introduced as the official time for the entire Nation. The Indian Standard Time is followed throughout India, with a time
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Should India have two time zones? National timekeeper adds new arguments | Explained News,The Indian Express
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