Applied Mechanics and Graphic Statics A block of weight 50 kg is placed on a horizontal plane. When a horizontal force of 18 kg is applied, the block is just on the point of motion. The angle of friction is 17° 48' 18° 48' 20° 48' 19° 48' 17° 48' 18° 48' 20° 48' 19° 48' ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of a quadrant of a circle lies along its central radius at a distance of 0.3 R 0.2 R 0.4 R 0.6 R 0.3 R 0.2 R 0.4 R 0.6 R 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 Minimum kinetic energy and minimum potential energy Zero kinetic energy and maximum potential energy Zero potential energy and maximum kinetic energy Maximum kinetic energy and maximum potential energy Minimum kinetic energy and minimum potential energy Zero kinetic energy and maximum potential energy Zero potential energy and maximum kinetic energy 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 2/√3 l l/√2 ¾ l ½ l 2/√3 l l/√2 ¾ l ½ l ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two objects moving with uniform speeds are 5 m apart after 1 second when they move towards each other and are 1 m apart when they move in the same direction. The speeds of the objects are: 3 m/sec and 3 m/sec 3 m/sec and 2 m/sec 2 m/sec and 2 m/sec 4 m/sec and 6 m/sec 3 m/sec and 3 m/sec 3 m/sec and 2 m/sec 2 m/sec and 2 m/sec 4 m/sec and 6 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two forces act an angle of 120°. If the greater force is 50 kg and their resultant is perpendicular to the smaller force, the smaller force is 50 kg 30 kg 25 kg 40 kg 50 kg 30 kg 25 kg 40 kg ANSWER DOWNLOAD EXAMIANS APP