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Articles from Pavan Khobragade | Selfgrowth.com
- SCIENCE AND TECHNOLOGY - by Submitted on Jul 26, 2012 from Pavan KhobragadeMeasurement of Time: Sundial and water clock was the first instrument discovered to measure time in about 1500 B.C. In the sundial the cast the shadow on the digits and gives the indication of time. In the water clock, water from one container falls drop by drop into another container. The ...
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