The elements of the mechanics of materials and of power transmission (1911)
King, William Richard, 1852- · New York, J. Wiley & sons; [etc., etc.] · leaf 15
center of gravity of a portion of the perimeter of aregular polygon or of an arc of a circle, considered as a thin wire,may be obtained thus: In Fig. 4, let L = the sum of thelengths of the sides of the portion of theperimeter taken, or the length of the arcin the case of a circle; R — the radiusof… … Fig. 4.
Mechanics, Applied · Power transmission
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