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Há 16 horas · The planet arm of the gear is integral with the annulus of the second epicyclic gear, and the propeller shaft is driven by the planet arm of this second gear. The pinions of the two gears are integral with the driving shaft. Show, by means of a sketch, the arrangement of the combined gears and calculate the gear ratio for the following proportions:
Há 16 horas · Antarctica ( / ænˈtɑːrktɪkə / ⓘ) [note 1] is Earth 's southernmost and least-populated continent. Situated almost entirely south of the Antarctic Circle and surrounded by the Southern Ocean (also known as the Antarctic Ocean ), it contains the geographic South Pole.
Há 16 horas · The Great Pyramid of Giza [a] is the largest Egyptian pyramid. It served as the tomb of pharaoh Khufu, who ruled during the Fourth Dynasty of the Old Kingdom. Built c. 2600 BC, [3] over a period of about 27 years, [4] the pyramid is the oldest of the Seven Wonders of the Ancient World, and the only wonder that has remained largely intact.
