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 150 J 200 J 400 J 50 J 150 J 200 J 400 J 50 J ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A satellite moves in its orbit around the earth due to Centrifugal force Centripetal force None of these Gravitational force Centrifugal force Centripetal force None of these Gravitational force ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A solid cylinder of mass M and radius R rolls down an inclined plane without slipping. The acceleration of center of mass of rolling cylinder is (where ‘g’ is acceleration due to gravity and 0 is inclination of plane with horizontal.) (2/3) g sin 0 (1/3) g sinB g sin 9 (2/3) g cos 9 (2/3) g sin 0 (1/3) g sinB g sin 9 (2/3) g cos 9 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If ‘v’ and ‘ω’ are linear and angular velocities, the centripetal acceleration of a moving body along the circular path of radius ‘r’, will be r/v² v²/r ω²/r r/ω² r/v² v²/r ω²/r r/ω² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Pick up the incorrect statement from the following. In case of suspension bridge due to rise in temperature, Dip of the cable increases Length of the cable increases Dip of the cable decreases None of these Dip of the cable increases Length of the cable increases Dip of the cable decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The locus of the instantaneous centre of a moving rigid body, is Involute Centroid Straight line Spiral Involute Centroid Straight line Spiral ANSWER DOWNLOAD EXAMIANS APP