Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 59
X . 33,000 B = radius of the lever in feet. R = revolutions per minute. W = weight on the scale. 48 MEASUREMENT OF POWER. 141. MEASUREMENT OF POWER.—The Rope Brake. Several ropes over a pulleygathered in a knot, to which is hung a specificweight less than the range of the spring scaleattached to…
Mechanical movements
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