Applied Mechanics and Graphic Statics A weight ‘W’ is suspended at the free end of a light member hinged to a vertical wall. If the angle of inclination of the member with the upper wall is θ°, the force introduced in the member, is W cos θ W cosec θ W sin θ W sec θ W cos θ W cosec θ W sin θ W sec θ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The unit of rotational inertia of a body in C.G.S system is kg.cm² gm.cm3 cm⁴ gm.cm² kg.cm² gm.cm3 cm⁴ gm.cm² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Coefficient of friction depends on Area of contact only Nature of surfaces only Both (A) and (B) None of these Area of contact only Nature of surfaces only Both (A) and (B) None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics On a mass ‘m’ describing a circular path of radius ‘r’, the centrifugal force Is mw2r/g kgf Acts towards the centre of rotation Acts tangentially to the circular path Acts away from the centre of rotation Is mw2r/g kgf Acts towards the centre of rotation Acts tangentially to the circular path Acts away from the centre of rotation ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A cube on a smooth horizontal surface Cannot be in stable equilibrium Cannot be in unstable equilibrium Can be in any of these states Cannot be in neutral equilibrium Cannot be in stable equilibrium Cannot be in unstable equilibrium Can be in any of these states Cannot be in neutral equilibrium 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 5.88 m/sec 10.88 m/sec 12.88 m/sec 8.88 m/sec 5.88 m/sec 10.88 m/sec ANSWER DOWNLOAD EXAMIANS APP