Applied Mechanics and Graphic Statics Two forces act an angle of 120°. If the greater force is 50 kg and their resultant is perpendicular to the smaller force, the smaller force is 50 kg 25 kg 30 kg 40 kg 50 kg 25 kg 30 kg 40 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If ‘l’ is the span of a light suspension bridge who’s each cable carries total weight (w) and the central dip is ‘y’, the horizontal pull at each support, is wl/4y wl/8y wl/2y wl wl/4y wl/8y wl/2y wl ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two circular discs of same weight and thickness are made from metals having different densities. Which disc will have the larger rotational inertia about its central axis? Disc with larger density Both discs will have same rotational inertia None of these Disc with smaller density Disc with larger density Both discs will have same rotational inertia None of these Disc with smaller density ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The height at which the end of a rope of length ‘l’ should be tied so that a man pulling at the other end may have the greatest tendency to overturn the pillar, is ¾ l ½ l 2/√3 l l/√2 ¾ l ½ l 2/√3 l l/√2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the given forces P₁, P₂, P₃ and P₄ are such that the force polygon does not close, then the system will Be in equilibrium Both (A) and (C) Always reduce to a resultant force Always reduce to a couple Be in equilibrium Both (A) and (C) Always reduce to a resultant force Always reduce to a couple ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A load of 500 kg was lifted through a distance of 13 cm. by an effort of 25 kg which moved through a distance of 650 cm. The efficiency of the lifting machine is 0.55 0.5 0.3 0.4 0.55 0.5 0.3 0.4 ANSWER DOWNLOAD EXAMIANS APP
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