Engineering Mechanics The resultant of the two forces ‘P’ and ‘Q’ is ‘R’. If ‘Q’ is doubled, the new resultant is perpendicular to ‘P’. Then Q = 2R P = Q Q = R None of the listed here Q = 2R P = Q Q = R None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A smooth cylinder lying on a __________ is in neutral equilibrium. Convex surface None of these Curved surface Horizontal surface Convex surface None of these Curved surface Horizontal surface 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 Slant down towards direction of pull None of these Remain horizontal Slant up towards direction of pull Slant down towards direction of pull None of these Remain horizontal Slant up towards direction of pull ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of percussion of the homogeneous rod of length ‘L’ suspended at the top will be L/3 2L/3 L/2 3L/4 L/3 2L/3 L/2 3L/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The algebraic sum of the resolved parts of a number of forces in a given direction is equal to the resolved part of their resultant in the same direction. This is known as Principle of resolution of forces Principle of independence of forces None of these Principle of transmissibility of forces Principle of resolution of forces Principle of independence of forces None of these Principle of transmissibility of forces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The rate of change of displacement of a body is called Momentum None of these Velocity Acceleration Momentum None of these Velocity Acceleration ANSWER DOWNLOAD EXAMIANS APP