Engineering Mechanics In order to determine the effects of a force, acting on a body, we must know All of these Magnitude of the force Line of action of the force Nature of the force i.e. whether the force is push or pull All of these Magnitude of the force Line of action of the force Nature of the force i.e. whether the force is push or pull ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If a given force (or a given system of forces) acting on a body __________ the position of the body, but keeps it in equilibrium, then its effect is to produce internal stress in the body. Does not change Change Changes periodically None of these Does not change Change Changes periodically None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When a body of mass moment of inertia 'I' (about a given axis) is rotated about that axis with an angular velocity to, then the kinetic energy of rotation is Iω2 0.5 Iω Iω 0.5 Iω2 Iω2 0.5 Iω Iω 0.5 Iω2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of angular acceleration is m/s m/s2 N-m rad/s2 m/s m/s2 N-m rad/s2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In order to completely specify angular displacement by a vector, it must fix Magnitude of angular displacement Direction of the axis of rotation Sense of angular displacement All of these Magnitude of angular displacement Direction of the axis of rotation Sense of angular displacement All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a square of side (a) about an axis through its center of gravity is a4/8 a4/36 a4/12 a4/4 a4/8 a4/36 a4/12 a4/4 ANSWER DOWNLOAD EXAMIANS APP
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