Applied Mechanics and Graphic Statics A system of coplanar forces is in equilibrium when Funicular polygon closes All the forces are concurrent Force polygon closes Both force polygon" and funicular polygon close Funicular polygon closes All the forces are concurrent Force polygon closes Both force polygon" and funicular polygon close ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of a quadrant of a circle lies along its central radius at a distance of 0.3 R 0.2 R 0.4 R 0.6 R 0.3 R 0.2 R 0.4 R 0.6 R ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When a body in equilibrium undergoes an infinitely small displacement, work imagined to be done, is known as Negative work Virtual work None of these Imaginary work Negative work Virtual work None of these Imaginary work ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When a body moves round a fixed axis, it has A translatory A rotary motion A rotary motion and translatory motion A circular motion A translatory A rotary motion A rotary motion and translatory motion A circular motion ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If ‘l’ is the span of a light suspension bridge who’s each cable carries total weight (w) and the central dip is ‘y’, the horizontal pull at each support, is wl wl/2y wl/8y wl/4y wl wl/2y wl/8y wl/4y ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A cable loaded with 0.5 tonne per horizontal metre span is stretched between supports in the same horizontal line 400 m apart. If central dip is 20 m, the minimum tension in the cable, will be 200 tonnes at the left support 500 tonnes at the centre 200 tonnes at the centre 200 tonnes at the right support 200 tonnes at the left support 500 tonnes at the centre 200 tonnes at the centre 200 tonnes at the right support ANSWER DOWNLOAD EXAMIANS APP