Applied Mechanics and Graphic Statics A particle of mass 2 kg executes simple harmonic motion of frequency 6/71 Hz and amplitude 0.25 m. Its maximum kinetic energy is 4.5 J 12.0 J 18.0 J 9.0 J 4.5 J 12.0 J 18.0 J 9.0 J ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The masses of two balls are in the ratio of 2 : 1 and their respective velocities are in the ratio of 1 : 2 but in opposite direction before impact. If the coefficient of restitution is ½, the velocities of separation of the balls will be equal to Half the original velocity in the opposite direction Original velocity in the same direction Original velocity in the opposite direction Half the original velocity in the same direction Half the original velocity in the opposite direction Original velocity in the same direction Original velocity in the opposite direction Half the original velocity in the same direction ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A stone is thrown up a slope of inclination 60° to the horizontal. At what angle to the slope must the stone be thrown so as to land as far as possible from the point of projection ? 45° 30° 75° 15° 45° 30° 75° 15° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The following is in unstable equilibrium A uniform solid cone resting on a generator on a smooth horizontal plane A satellite encircling the earth A uniform solid cone resting on its base on a horizontal plane A solid cube resting on one edge A uniform solid cone resting on a generator on a smooth horizontal plane A satellite encircling the earth A uniform solid cone resting on its base on a horizontal plane A solid cube resting on one edge ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The torque produced by a force depends on i. the magnitude of the force ii. the direction of the force iii. the point of application of the force relative to origin The correct answer is only (i) both (i) and (iii) both (i) and (ii) all (i), (ii) and (iii) only (i) both (i) and (iii) both (i) and (ii) all (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics On a ladder resting on a rough ground and leaning against a smooth vertical wall, the force of friction acts Upwards at its upper end Zero at its upper end Downwards at its upper end Perpendicular to the wall at its upper end Upwards at its upper end Zero at its upper end Downwards at its upper end Perpendicular to the wall at its upper end ANSWER DOWNLOAD EXAMIANS APP