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 50 J 150 J 400 J 200 J 50 J 150 J 400 J 200 J ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 2 m long ladder rests against a wall and makes an angle of 30° with the horizontal floor. Where will be the instantaneous center of rotation when the ladder starts slipping ?i. 1.0 in from the wallii. 1.732 m from the walliii. 1.0 m above the flooriv. 1.732 m above the floorThe correct answer is (ii) and (iv) (i) and (iv) (i) and (iii) (ii) and (iii) (ii) and (iv) (i) and (iv) (i) and (iii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The member which does not carry zero force in the structure shown in below figure, is BD ED BC DC BD ED BC DC ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A vehicle weighing w kg is to run on a circular curve of radius r. If the height of its centre of gravity above the road level is h and the distance between the centres of wheels is 2a, the maximum velocity, in order to avoid over turning, will be √(gra/h) 4√(gra/h) ∛(gra/h) gra/h √(gra/h) 4√(gra/h) ∛(gra/h) gra/h ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two balls of masses 3 kg and 6 kg are moving with velocities of 4 m/sec and 1 m/sec respectively, towards each other along the line of their centers. After impact the 3 kg ball comes to rest. This can happen only if the coefficient of restitution between the balls is 43864 43833 43835 43895 43864 43833 43835 43895 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Periodic time of a particle moving with simple harmonic motion is the time taken by the particle for Half oscillation Quarter oscillation Complete oscillation None of these Half oscillation Quarter oscillation Complete oscillation None of these ANSWER DOWNLOAD EXAMIANS APP