Applied Mechanics and Graphic Statics A quantity whose dimensions are M2L2T3 could be the product of mass and power force and velocity energy and velocity force and pressure mass and power force and velocity energy and velocity force and pressure 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 Perpendicular to the wall at its upper end Downwards at its upper end Zero at its upper end Upwards at its upper end Perpendicular to the wall at its upper end Downwards at its upper end Zero at its upper end Upwards at its upper end ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The potential energy of a particle falling through a straight shaft drilled through the earth (assumed homogenous and spherical) is proportional to (where r is the distance of’the particle from centre of the earth) r2 r log r 1/r r2 r log r 1/r 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/2y wl/8y wl/4y wl wl/2y wl/8y wl/4y wl ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a non-concurrent force system to be in equilibrium None of these Only the closure of force polygon is sufficient Both force polygon and funicular polygon must close Only the closure of funicular polygon is sufficient None of these Only the closure of force polygon is sufficient Both force polygon and funicular polygon must close Only the closure of funicular polygon is sufficient ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angle of friction is: The angle between the normal reaction and the resultant of normal reaction and limiting friction The force of friction at which the body is just about to move The force of friction when the body is in motion The ratio of the friction and the normal reaction The angle between the normal reaction and the resultant of normal reaction and limiting friction The force of friction at which the body is just about to move The force of friction when the body is in motion The ratio of the friction and the normal reaction ANSWER DOWNLOAD EXAMIANS APP