Applied Mechanics and Graphic Statics A disc of mass 4 kg, radius 0.5 m and moment of inertia 3 kg.m² rolls on a horizontal surface so that its center moves with speed 5 m/see. Kinetic energy of the disc is 400 J 150 J 50 J 200 J 400 J 150 J 50 J 200 J ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a self-locking machine, the efficiency should be Less than 60% 0.5 More than 50% None of these Less than 60% 0.5 More than 50% None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Parallelogram Law of Forces states, "if two forces acting simultaneously on a particle be represented in magnitude and direction by two adjacent sides of a parallelogram, their resultant may be represented in magnitude and direction by Its longer side The diagonal of the parallelogram which passes through the point of intersection of the forces Its shorter side The diagonal of the parallelogram which does not pass through the point of intersection of the forces Its longer side The diagonal of the parallelogram which passes through the point of intersection of the forces Its shorter side The diagonal of the parallelogram which does not pass through the point of intersection of the forces ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The gravitational force makes a satellite go round the earth in a circular orbit, if it is projected with an initial velocity of All listed here 11.26 km/sec, the satellite escapes the pull of the earth 11.11 km/sec at a height of 37,400 km 8.04 km/sec at a height of 285 km All listed here 11.26 km/sec, the satellite escapes the pull of the earth 11.11 km/sec at a height of 37,400 km 8.04 km/sec at a height of 285 km ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball moving on a smooth horizontal table hits a rough vertical wall, the coefficient of restitution between ball and wall being 1/3. The ball rebounds at the same angle. The fraction of its kinetic energy lost is 43833 43864 44052 43839 43833 43864 44052 43839 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When a body of mass M1 is hanging freely and another of mass M2 lying on a smooth inclined plane(α) are connected by a light index tensile string passing over a smooth pulley, the acceleration of the body of mass M1, will be given by g(M2 + M1 sin α)/(M1 + M2) m/sec² g(M1 - M2 sin α)/(M1 + M2) m/sec² g(M1 + M2 sin α)/(M1 + M2) m/sec g(M2 × M1 sin α)/(M2 - M1) m/sec² g(M2 + M1 sin α)/(M1 + M2) m/sec² g(M1 - M2 sin α)/(M1 + M2) m/sec² g(M1 + M2 sin α)/(M1 + M2) m/sec g(M2 × M1 sin α)/(M2 - M1) m/sec² ANSWER DOWNLOAD EXAMIANS APP
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