Show the extent to which the prime cost expense of goods transport per ton weight is affected by differences in the dynamic quality of theships ... at a given rate, according to a certain specified and tabulated rate of speed dependent on the length of stroke ; assume 83, 0O01bs. raised 1 foot ... H.M.S. Banshee, 2 cylinders, 72j inches diameter, ? ... and Elfin, as follows, namely : a Trident, nominal 350, gross indicated 492, effective, taken at 25 per cent, less than the gross indicated, 369.
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