மார்ச் 14, 2019 Komentar

                                                 Common Imperial units and U.S. customary units of length include:

• thou or mil (​¹⁄₁₀₀₀ of an inch)
• line (​¹⁄₁₂ of an inch)
• inch (25.4 mm)
• foot (12 inches, 0.3048 m)
• yard 3 feet (0.91 m)
• (terrestrial) mile 5,280 feet (1,610 m)
• (land) league 3 miles (4,800 m)

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மார்ச் 14, 2019 Komentar

                                       
                                                       Gravity             

https://en.wikipedia.org/wiki/Gravity

Gravity or gravitation, is a natural phenomenon by which all things with mass or energy—including planets, stars, galaxies, and even light—are brought toward ...

‎Specifics · ‎Earth's gravity · ‎Gravity and astronomy · ‎Speed of gravity

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மார்ச் 14, 2019 Komentar

                                                      mesurement





Measurement is the assignment of a number to a characteristic of an object or event, which can be compared with other objects or events. The scope and application of measurement are dependent on the context and discipline

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