Gage, Alfred P. (Alfred Payson), 1836-1903, Fessenden, C · Toronto : W.J. Gage · leaf 169
ension of thestring CB,z lbs., acting at B in tiie direction B C; 3d, the pressure ofthe wall-, X lbs, acting at A at right angles to the wall, since the wall issmooth; 4th, the pressure of tlie lloor, y lbs, acting at B at rightangles to the floor since the floor is smooth. The beam and the forces… … 16 ft. long,vestigate MOMENTS ANt) EQClLiniUtTlM. 153 Because the resolved parts of the system vanish along a horizontalline, ^ = ^ (!)• Because the resolved parts vaui>h along a vertical line, 2/= 300 (2). Because the moments vanisli about any point (say) H, zB H = 300 O II (3). Now, since A B…
Physics
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