Applied Mechanics and Graphic Statics A disc of mass 4 kg, radius 0.5 m and moment of inertia 3 kg.m² rolls on a horizontal surface so that its center moves with speed 5 m/see. Kinetic energy of the disc is 200 J 50 J 400 J 150 J 200 J 50 J 400 J 150 J 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 Virtual work Imaginary work None of these Negative work Virtual work Imaginary work None of these Negative work ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A symmetrical body is rotating about its axis of symmetry, its moment of inertia about the axis of rotation being 2 kg -m2 and its rate of rotation 2 revolutions/see. The angular momentum of the body in kg-m2/sec is 8 4 8TC 6 7i 8 4 8TC 6 7i 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 Retardation Linear momentum An acceleration Uniform speed Retardation Linear momentum An acceleration Uniform speed ANSWER DOWNLOAD EXAMIANS APP
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 The same line in opposite sense The perpendicular to both the lines None of these The same line in the same sense The same line in opposite sense The perpendicular to both the lines None of these The same line in the same sense ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A cable loaded with 10 kN/m of span is stretched between supports in the same horizontal line 100 m apart. If the central dip is 10 m, then the maximum and minimum pull in the cable respectively are 1346.3 kN and 1500 kN 1436.2 kN and 1500 kN 1436.2 kN and 1250 kN 1346.3 kN and 1250 kN 1346.3 kN and 1500 kN 1436.2 kN and 1500 kN 1436.2 kN and 1250 kN 1346.3 kN and 1250 kN ANSWER DOWNLOAD EXAMIANS APP