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 wl²/8d wl²/4d wl²/16d wl/4d wl²/8d wl²/4d wl²/16d ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the radius of the earth is 600 km the height of a mountain above sea level at the top of which a beat seconds pendulum at sea level, looses 27 seconds a day, is 1500 meters 2000 meters 500 meters 1000 meters 1500 meters 2000 meters 500 meters 1000 meters ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A stone is whirled in a vertical circle, the tension in the string, is maximum At all the positions When the stone is at the highest position When the stone is at the lowest position When the string is horizontal At all the positions When the stone is at the highest position When the stone is at the lowest position When the string is horizontal ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The apparent weight of a man in a moving lift is less than his real weight when it is going down with An acceleration Uniform speed Retardation Linear momentum An acceleration Uniform speed Retardation Linear momentum ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The locus of the instantaneous centre of a moving rigid body, is Centroid Spiral Straight line Involute Centroid Spiral Straight line Involute ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In a lifting machine with efficiency 60%, an effort of 200 N is required to raise a load of 6 kN. The velocity ratio of the machine is 30 50 80 60 30 50 80 60 ANSWER DOWNLOAD EXAMIANS APP