Applied Mechanics and Graphic Statics If two forces acting at a point are in equilibrium, they must be equal in magnitude and their line of action must be along None of these The same line in opposite sense The perpendicular to both the lines The same line in the same sense None of these The same line in opposite sense The perpendicular to both the lines The same line in the same sense ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics When a body slides down an inclined surface, the acceleration (f) of the body, is given by f = g cos θ f = g tan θ f = g sin θ f = g f = g cos θ f = g tan θ f = g sin θ f = g ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angle which an inclined surface makes with the horizontal when a body placed on it is on the point of moving down, is called None of these Angle of inclination Angle of friction Angle of repose None of these Angle of inclination Angle of friction Angle of repose ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The tension in a cable supporting a lift Is more when the lift is moving downwards Is less when the lift is moving upwards Remains constant whether its moves downwards or upwards Is less when the lift is moving downwards Is more when the lift is moving downwards Is less when the lift is moving upwards Remains constant whether its moves downwards or upwards Is less when the lift is moving downwards 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/4y wl/2y wl wl/8y wl/4y wl/2y wl wl/8y ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angular speed of a car taking a circular turn of radius 100 m at 36 km/hr will be 1 rad/sec 100 rad/sec 0.1 rad/sec 10 rad/sec 1 rad/sec 100 rad/sec 0.1 rad/sec 10 rad/sec ANSWER DOWNLOAD EXAMIANS APP