Applied Mechanics and Graphic Statics When a body slides down an inclined surface, the acceleration (f) of the body, is given by f = g tan θ f = g sin θ f = g cos θ f = g f = g tan θ f = g sin θ f = g cos θ f = g ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics On a mass ‘m’ describing a circular path of radius ‘r’, the centrifugal force Acts towards the centre of rotation Acts tangentially to the circular path Acts away from the centre of rotation Is mw2r/g kgf Acts towards the centre of rotation Acts tangentially to the circular path Acts away from the centre of rotation Is mw2r/g kgf ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a body moving with simple harmonic motion, the number of cycles per second, is known as its Oscillation Frequency Amplitude Periodic time Oscillation Frequency Amplitude Periodic time ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A Second's pendulum gains 2 minutes a day. To make it to keep correct time its length Must be increased Is not changed but weight of the bob is increased Must be decreased Is not changed but weight of the bob is decreased Must be increased Is not changed but weight of the bob is increased Must be decreased Is not changed but weight of the bob is decreased 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 wl/4d wl²/16d wl²/4d wl²/8d wl/4d wl²/16d wl²/4d wl²/8d 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 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 Upwards at its upper end ANSWER DOWNLOAD EXAMIANS APP
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