Ripper, William, 1853-1937 · London, New York [etc.] : Longmans, Green and co. · leaf 238
ce that requiredto extend it 1 in., and so on. Similarly, we have seen that at con-stant speed of rotationcentrifugal force variesdirectly as the radius,and a similar figuie toFig. 246 may be used torepresent the uniformlyincreasing centrifugalforce as the radius ofrotation increases,… … Fig. 247. Fig. 248. 222 STEAM-ENGINE THEORY AND PRACTICE. balls, then Figs. 2iG and 247 may be combined (Fig. 248), and in suclva case the governor is isochronous. Example.—A ball weighing 20 lbs. revolves at 250 revolutions perminute. Find the strength of spring required to make the…
Steam-engines
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