Carhart, Henry S. (Henry Smith), 1844-1920 · Boston : Allyn and Bacon · leaf 39
adient of a railway so that a carriage descendingthe plane by its own weight may travel 400 metres in the firstminute ; also find how far the carriage will go in the next minute,friction being neglected. 2. A body slides from rest down a sloping roof and then falls to the ground. The length of the… … ABC. 26. The Time of descent downany Chord of a Vertical Circledrawn through its highest pointis Constant. — Let AC (Fig. 12)be any chord drawn through thehighest point of the vertical circleAB is a diameter. Draw (7Z> perpendicular to AB. KINEMATICS. 29 Then the acceleration down AC is g sin…
Physics
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![An illustration from Nicolai Copernici Torinensis De reuolutionibus orbium coelestium, libri VI : Habes in hoc opere iam recens nato, & aedito, studiose lector, motus stellarum, tam fixarum, quàm erraticarum, cum ex ueteribus, tum etiam ex recentibus obseruationibus restitutos: & nouis insuper ac admirabilibus hypothesibus ornatos. Habes etiam tabulas expeditissimas, ex quibus eosdem ad quoduis tempus quàm facillime caculare poteris. Igitur eme, lege, fruere. [Line in Greek] (1543)](https://img.insideoutlibrary.com/img/200/ia-nicolaicopernici00cope-193-113.webp)
