Applied Mechanics and Graphic Statics The maximum velocity of a body vibrating with a simple harmonic motion of amplitude 150 mm and frequency 2 vibrations/sec, is 18.85 m/sec 188.5 m/sec 1.885 m/sec 0.18845 m/sec 18.85 m/sec 188.5 m/sec 1.885 m/sec 0.18845 m/sec 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 30 m Zero 50 m 60 m 30 m Zero 50 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ends of a string weighing w/metre are attached to two points at the same horizontal level. If the central dip is very small, the horizontal tension of the string throughout is wl²/16d wl²/4d wl/4d wl²/8d wl²/16d wl²/4d wl/4d wl²/8d ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A projectile is thrown at an angle ‘α’ to the horizontal with velocity ‘v’. It will have the maximum centripetal acceleration Elsewhere At the top of the trajectory At the start As it strikes the ground Elsewhere At the top of the trajectory At the start As it strikes the ground 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 1/5 1/3 2/3 3/5 1/5 1/3 2/3 3/5 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball which is thrown upwards, returns to the ground describing a parabolic path during its flight Kinetic energy of the ball remains constant Vertical component of velocity remains constant Speed of the ball remains constant Horizontal component of velocity remains constant Kinetic energy of the ball remains constant Vertical component of velocity remains constant Speed of the ball remains constant Horizontal component of velocity remains constant ANSWER DOWNLOAD EXAMIANS APP
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