sto find their resultant. In Fig. 2 the parallelogram of forces is shown, the dag- + sin2 2 6 sin2 120 deg. — 2 cos 2 6 cos 120 deg. sin 2 6 sin 120 deg. — 2 cos2 2 6 cos: 120 deg. + 2 cos 2 6 sin 2 6 cos 120 deg. sin 120 deg.The fourth and sixth term cancel out, leaving c = V cos 2 6 + cos= 2 6… … Therefore, the vibrating force of an eight-cylinder 60 deg.Vee engine is F,.a Fig Parallelogr; vibrating forces60 deg. Vee engin 0.866 X —n 0.866 X 2 X 0.0000142 W I N2 n 0.0000246 W IN2 This shows that the vibrating force is independent of thecrank angle and has a constant value. Graphically it…
Automobiles · Aeronautics
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