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. None of these Change Does not change Changes periodically None of these Change Does not change Changes periodically ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A spherical body is symmetrical about its perpendicular axis. According to Routh's rule, the moment of inertia of a body about an axis passing through its centre of gravity is (where, M = Mass of the body, and S = Sum of the squares of the two semi-axes.) MS/3 MS/5 None of these MS/4 MS/3 MS/5 None of these MS/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If rain is falling in the opposite direction of the movement of a pedestrian, he has to hold his umbrella More inclined when standing Less inclined when standing Less inclined when moving More inclined when moving More inclined when standing Less inclined when standing Less inclined when moving More inclined when moving ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When two elastic bodies collide with each other, The two bodies will momentarily come to rest after collision The two bodies begin to regain their original shape The two bodies tend to compress and deform at the surface of contact All of these The two bodies will momentarily come to rest after collision The two bodies begin to regain their original shape The two bodies tend to compress and deform at the surface of contact All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The frequency of oscillation of a compound pendulum is (where kG = Radius of gyration about the centroidal axis, and h = Distance between the point of suspension and C.G. of the body.) 1/2π. √(gh/kG² + h²) 1/2π. √(kG² + h²/gh) 2π. √(gh/kG² + h²) 2π. √(kG² + h²/gh) 1/2π. √(gh/kG² + h²) 1/2π. √(kG² + h²/gh) 2π. √(gh/kG² + h²) 2π. √(kG² + h²/gh) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If a suspended body is struck at the center of percussion, then the pressure on die axis passing through the point of suspension will be Zero Maximum Infinity Minimum Zero Maximum Infinity Minimum ANSWER DOWNLOAD EXAMIANS APP