Time Zone
Time Zone
An hour covers every 15 longitudinal degrees and creating 24 time zones around the world within 360 degrees move.
·
The geographical “Zero line” runs through Green
witch, London. It Identifies GMT (Green wich Mean Time). Now
GMT Known as Universal Coordinated Time (UTC), which is maintained by
the Bureau
of Weights and Measures (BIPM) in France.
·
Indian Standard Time (IST),
maintained by CSIR-NPL (National Physical Laboratory), Delhi based on
a line of longitude that runs through Mirzapur in UP.
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