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 circular disc rotates at n rpm. The angular velocity of a circular ring of same mass and radius as the disc and to have the same angular momentum is n rpm n/2 rpm n/4 rpm 2n rpm n rpm n/2 rpm n/4 rpm 2n rpm ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A load of 500 kg was lifted through a distance of 13 cm. by an effort of 25 kg which moved through a distance of 650 cm. The efficiency of the lifting machine is 0.4 0.3 0.55 0.5 0.4 0.3 0.55 0.5 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics At the instantaneous center, the velocity of the moving lamina at any instant is Minimum Zero Maximum Varying Minimum Zero Maximum Varying ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The mechanical advantage of an ideal machine is 100. For moving the local through 2 m, the effort moves through 2 m 0.02 m 2.5 m 20 m 2 m 0.02 m 2.5 m 20 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Moment of inertia of a squares of side ‘b’ about an axis through its centre of gravity, is b⁴/12 b⁴/3 b³/4 b⁴/8 b⁴/12 b⁴/3 b³/4 b⁴/8 ANSWER DOWNLOAD EXAMIANS APP