Engineering Mechanics The potential energy of a vertically raised body is __________ the kinetic energy of a vertically falling body. Less than Greater than Equal to None of these Less than Greater than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A block of mass 20 kg lying on a rough horizontal plane is connected by a light string passing over a smooth pulley to another mass 5 kg, which can move freely in the Vertical direction, as shown in the below figure. The tension in the string will ___________ with the increase in coefficient of friction. None of these Not be effected Decrease Increase None of these Not be effected Decrease Increase 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 None of these Principle of resolution of forces Principle of independence of forces Principle of transmissibility of forces None of these Principle of resolution of forces Principle of independence of forces Principle of transmissibility of forces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A force while acting on a body may Balance the forces, already acting on it Give rise to the internal stresses in it All of these Change its motion Balance the forces, already acting on it Give rise to the internal stresses in it All of these Change its motion ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When the lift is moving upwards with some acceleration, the pressure exerted by a man is __________ to its acceleration. Directly proportional Inversely proportional None of these Cube root Directly proportional Inversely proportional None of these Cube root 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
EXAMIANS