Engineering Mechanics Non-coplanar concurrent forces are those forces which Do not meet at one point, but their lines of action lie on the same plane Meet at one point, but their lines of action do not lie on the same plane Meet at one point and their lines of action also lie on the same plane Do not meet at one point and their lines of action do not lie on the same plane Do not meet at one point, but their lines of action lie on the same plane Meet at one point, but their lines of action do not lie on the same plane Meet at one point and their lines of action also lie on the same plane Do not meet at one point and their lines of action do not lie on the same plane ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A machine having an efficiency greater than 50%, is known as Ideal machine Reversible machine Neither reversible nor non-reversible machine Non-reversible machine Ideal machine Reversible machine Neither reversible nor non-reversible machine Non-reversible machine 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. Cube root None of these Inversely proportional Directly proportional Cube root None of these Inversely proportional Directly proportional 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 Iω 0.5 Iω Iω2 0.5 Iω2 Iω 0.5 Iω Iω2 0.5 Iω2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics According to Newton's first law of motion, The rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction, in which the force acts To every action, there is always an equal and opposite reaction Everybody continues in its state of rest or of uniform motion, in a straight line, unless it is acted upon by some external force None of these The rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction, in which the force acts To every action, there is always an equal and opposite reaction Everybody continues in its state of rest or of uniform motion, in a straight line, unless it is acted upon by some external force None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a differential pulley block with D and d as the diameters of larger and smaller pulley, is D/(D - d) 2D/(D + d) 2D/(D - d) D/(D + d) D/(D - d) 2D/(D + d) 2D/(D - d) D/(D + d) ANSWER DOWNLOAD EXAMIANS APP