A text book of physics, for the use of students of science and engineering (1918)
Duncan, John, d. 1941, Starling, Sydney George, 1873- · London Macmillan · leaf 139
osition. When a body is at rest underthe action of gravity and given supporting forces, the state of equi-librium depends, among other conditions, upon the situation of thecentre of gravity. D.S.P. H •(2) 114 DYNAMICS CHAP. A cone may assume any of the three states of equilibrium. InFig. 130 (a)… … -rrP7777777777777777rt (C)
Physics
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