Engineering Mechanics The center of gravity of a semi-circle lies at a distance of __________ from its base measured along the vertical radius. 3r/4π 4r/ 3π 8r/3 3r/ 8 3r/4π 4r/ 3π 8r/3 3r/ 8 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a solid sphere of mass ‘m’ and radius ‘r’ is mr² 2mr²/3 2mr²/5 mr²/2 mr² 2mr²/3 2mr²/5 mr²/2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Whenever a force acts on a body and the body undergoes a displacement, then None of these Power is being transmitted Body has kinetic energy of translation Work is said to be done None of these Power is being transmitted Body has kinetic energy of translation Work is said to be done ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A semicircular disc rests on a horizontal surface with its top flat surface horizontal and circular portion touching down. The coefficient of friction between semi circular disc and horizontal surface is µ. This disc is to be pulled by a horizontal force applied at one edge and it always remains horizontal. When the disc is about to start moving, its top horizontal force will None of these Slant up towards direction of pull Slant down towards direction of pull Remain horizontal None of these Slant up towards direction of pull Slant down towards direction of pull Remain horizontal ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Center of gravity of a thin hollow cone lies on the axis at a height of Three-eighth of the total height above the base One-third of the total height above base One-fourth of the total height above base One-half of the total height above base Three-eighth of the total height above the base One-third of the total height above base One-fourth of the total height above base One-half of the total height above base ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Concurrent forces are those forces whose lines of action Meet on the same plane Meet at one point Lie on the same line None of these Meet on the same plane Meet at one point Lie on the same line None of these ANSWER DOWNLOAD EXAMIANS APP
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