Applied Mechanics and Graphic Statics The force acting on a point on the surface of a rigid body may be considered to act On the periphery of the body On any point on the line of action of the force At any point on the surface normal to the line of action of the force At the centre of gravity of the body On the periphery of the body On any point on the line of action of the force At any point on the surface normal to the line of action of the force At the centre of gravity of the body ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The maximum displacement of a particle executing S.H.M. corresponds to Maximum kinetic energy and maximum potential energy Zero kinetic energy and maximum potential energy Zero potential energy and maximum kinetic energy Minimum kinetic energy and minimum potential energy Maximum kinetic energy and maximum potential energy Zero kinetic energy and maximum potential energy Zero potential energy and maximum kinetic energy Minimum kinetic energy and minimum potential energy ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The piston of a steam engine moves with a simple harmonic motion. The crank rotates 120 r.p.m. and the stroke length is 2 meters. The linear velocity of the piston when it is at a distance of 0.5 metre from the centre, is 12.88 m/sec 8.88 m/sec 10.88 m/sec 5.88 m/sec 12.88 m/sec 8.88 m/sec 10.88 m/sec 5.88 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A body A of mass 6.6 kg which is lying on a horizontal platform 4.5 m from its edge is connected to the end of a light string whose other end is supporting a body of mass 3.2 kg as shown in below figure. If the friction between the platform and the body A is 1/3, the acceleration is 1.00 m/sec² 0.75 m/sec² 1.25 m/sec² 0.5 m/sec² 1.00 m/sec² 0.75 m/sec² 1.25 m/sec² 0.5 m/sec² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two shots fired simultaneously from the top and bottom of a vertical tower with elevations of 30° and 45° respectively strike a target simultaneously. If horizontal distance of the target from the tower is 1000 m, the height of the tower is 425 m 400 m 375 m 350 m 425 m 400 m 375 m 350 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The condition of equilibrium for any system of forces in a plane is Both (A) and (B) That polygon of forces must close None of these That resultant couple must be zero Both (A) and (B) That polygon of forces must close None of these That resultant couple must be zero ANSWER DOWNLOAD EXAMIANS APP