Applied Mechanics and Graphic Statics The apparent weight of a man in a moving lift is less than his real weight when it is going down with Uniform speed Retardation Linear momentum An acceleration Uniform speed Retardation Linear momentum An acceleration ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Pick up the correct statement from the following. The kinetic energy of a body Before impact is equal to that after impact Before impact is more than that after impact Before impact is less than that after impact Remain constant Before impact is equal to that after impact Before impact is more than that after impact Before impact is less than that after impact Remain constant ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The Centre of gravity of a 10 × 15 × 5 cm T section from its bottom, is 7.85 cm 7.5 cm 5.0 cm 8.75 cm 7.85 cm 7.5 cm 5.0 cm 8.75 cm 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 60 m 50 m Zero 30 m 60 m 50 m Zero 30 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In a lifting machine a weight of 5 kN is lifted through 200 mm by an effort of 0.1 kN moving through 15 m. The mechanical advantage and velocity ratio of the machine are respectively 75 and 75 50 and 50 75 and 50 50 and 75 75 and 75 50 and 50 75 and 50 50 and 75 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a flywheel increases its speed from 10 rpm to 20 rpm in 10 seconds, then its angular acceleration is —rad/sec 10 —rad/sec 30 —rad/sec 20 None of these —rad/sec 10 —rad/sec 30 —rad/sec 20 None of these ANSWER DOWNLOAD EXAMIANS APP