Applied Mechanics and Graphic Statics The centre of gravity of a homogeneous body is the point at which the whole All listed here Volume of the body is assumed to be concentrated Area of the surface of the body is assumed to be concentrated Weight of the body is assumed to be concentrated All listed here Volume of the body is assumed to be concentrated Area of the surface of the body is assumed to be concentrated Weight of the body is assumed to be concentrated ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For lifting a load of 50 kg through a distance of 2.5 cm, an effort of 12.5 kg is moved through a distance of 40 cm. The efficiency of the lifting machine, is 0.7 0.75 0.65 0.6 0.7 0.75 0.65 0.6 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball moving on a smooth horizontal table hits a rough vertical wall, the coefficient of restitution between ball and wall being 1/3. The ball rebounds at the same angle. The fraction of its kinetic energy lost is 44052 43839 43864 43833 44052 43839 43864 43833 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Pick up the correct statement from the following. The kinetic energy of a body Remain constant Before impact is equal to that after impact Before impact is less than that after impact Before impact is more than that after impact Remain constant Before impact is equal to that after impact Before impact is less than that after impact Before impact is more than that after impact ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ratio of the moment of inertia of a rectangle about its centroidal axis to the moment of inertia about its base, is 43894 43832 43834 2 43894 43832 43834 2 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 2n rpm n/4 rpm n/2 rpm n rpm 2n rpm n/4 rpm n/2 rpm n rpm ANSWER DOWNLOAD EXAMIANS APP