Applied Mechanics and Graphic Statics For a non-concurrent force system to be in equilibrium Both force polygon and funicular polygon must close Only the closure of force polygon is sufficient Only the closure of funicular polygon is sufficient None of these Both force polygon and funicular polygon must close Only the closure of force polygon is sufficient Only the closure of funicular polygon is sufficient None of these 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 wl/4d wl²/16d wl²/8d wl²/4d wl/4d wl²/16d wl²/8d ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ratio of unit of force in gravitational system to that in absolute system is (where ‘g’ is acceleration due to gravity) g 1 1/g None of these g 1 1/g None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Instantaneous center is at infinity when the angular velocity is Constant Zero Maximum Minimum Constant Zero Maximum Minimum ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The pole distance is measured in time scale mass scale force scale distance scale time scale mass scale force scale distance scale ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 2 m long ladder rests against a wall and makes an angle of 30° with the horizontal floor. Where will be the instantaneous center of rotation when the ladder starts slipping ? i. 1.0 in from the wall ii. 1.732 m from the wall iii. 1.0 m above the floor iv. 1.732 m above the floor The correct answer is (ii) and (iv) (ii) and (iii) (i) and (iii) (i) and (iv) (ii) and (iv) (ii) and (iii) (i) and (iii) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP