Applied Mechanics and Graphic Statics Total no of instantaneous centers of a machine having ‘n’ links, is n n/2 n (n - 1)/2 (n - 1) n n/2 n (n - 1)/2 (n - 1) 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 ½ l 2/√3 l ¾ l l/√2 ½ l 2/√3 l ¾ l l/√2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the velocity of projection is 4 m/sec and the angle of projection is α°, the maximum height of the projectile from a horizontal plane, is u² sin² α/2g u² cos² α/2g u² sin 2α/2g u² tan² α/2g u² sin² α/2g u² cos² α/2g u² sin 2α/2g u² tan² α/2g ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The member forces in a statically in determinate truss Cannot be obtained by graphic statics Can be obtained by graphic statics by trial and error Can be obtained by graphic statics May be obtained by graphic statics Cannot be obtained by graphic statics Can be obtained by graphic statics by trial and error Can be obtained by graphic statics May be obtained by graphic statics ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Kinetic friction may be defined as Ratio of limiting friction and normal reaction Friction force acting when the body is in motion Friction force acting when the body is just about to move Angle between normal reaction and resultant of normal reaction and limiting friction Ratio of limiting friction and normal reaction Friction force acting when the body is in motion Friction force acting when the body is just about to move Angle between normal reaction and resultant of normal reaction and limiting friction ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ladder of weight 'w' rests against a smooth vertical wall, and rests on rough horizontal ground, the coefficient of friction between the ladder and the ground being 1/4. The maximum angle of inclination of the ladder to the vertical, if a man of weight 'w' is to walk to the top of it safely, is tan'1 x, where x is 1/3 3 1/4 4 1/3 3 1/4 4 ANSWER DOWNLOAD EXAMIANS APP
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