Applied Mechanics and Graphic Statics Pick up the incorrect statement from the following. In a simple harmonic motion Acceleration is minimum at the end of the stroke Velocity is minimum at the end of the stroke Velocity is maximum at its mean position Acceleration is zero at the mean position Acceleration is minimum at the end of the stroke Velocity is minimum at the end of the stroke Velocity is maximum at its mean position Acceleration is zero at the mean position 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 wl²/4d wl²/8d wl/4d wl²/16d wl²/4d wl²/8d wl/4d wl²/16d ANSWER DOWNLOAD EXAMIANS APP
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 0.18845 m/sec 18.85 m/sec 1.885 m/sec 188.5 m/sec 0.18845 m/sec 18.85 m/sec 1.885 m/sec 188.5 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics On a ladder resisting on a smooth ground and leaning against a rough vertical wall, the force of friction acts Away from the wall at its upper end Towards the wall at its upper end Downwards at its upper end Upwards at its upper end Away from the wall at its upper end Towards the wall at its upper end Downwards at its upper end Upwards at its upper end 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 25 kg 50 kg 40 kg 30 kg 25 kg 50 kg 40 kg 30 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a set of given forces are such that their free vectors build a closed polygon, then The resultant force and resultant couple both may not be zero The resultant force and resultant couple are always zero The resultant force is zero but resultant couple may not be zero The resultant force is zero but resultant couple is not zero The resultant force and resultant couple both may not be zero The resultant force and resultant couple are always zero The resultant force is zero but resultant couple may not be zero The resultant force is zero but resultant couple is not zero ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS