Ripper, William, 1853-1937 · London, New York [etc.] : Longmans, Green and co. · leaf 401
1-iG. 429. THE LOCOMOTIVE. 379 Besistance due to Grovifi/.—The. work done l)y a locomotive in climb-ing an incline is found thus : Let the line de (Fig. 430) make anangle 0 with the horizontal line fe. Draw a vertical line ah througlithe centre of gravity of the weight = W, and draw ac at right…
Steam-engines
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