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 ½ l ¾ l 2/√3 l l/√2 ½ l ¾ l 2/√3 l l/√2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A force P of 50 N and another force Q of unknown magnitude act at 90° to each other. They are balanced by a force of 130 N. The magnitude of Q is 60 N 80 N 120 N 100 N 60 N 80 N 120 N 100 N ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The motion of a particle is described by the relation x = t²- 10t + 30, where x is in meters and t in seconds. The total distance travelled by the particle from t = 0 to t = 10 seconds would be 30 m Zero 50 m 60 m 30 m Zero 50 m 60 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A simple pendulum of length / has an energy E, when its amplitude is A. If the length of pendulum is doubled, the energy will be 4E 2E E/2 E 4E 2E E/2 E ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angle of friction is: The ratio of the friction and the normal reaction The angle between the normal reaction and the resultant of normal reaction and limiting friction The force of friction at which the body is just about to move The force of friction when the body is in motion The ratio of the friction and the normal reaction The angle between the normal reaction and the resultant of normal reaction and limiting friction The force of friction at which the body is just about to move The force of friction when the body is in motion ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The force polygon representing a set of forces in equilibrium is a Closed polygon Parallelogram Open polygon Triangle Closed polygon Parallelogram Open polygon Triangle ANSWER DOWNLOAD EXAMIANS APP