Engineering Mechanics If a number of coplanar forces acting at a point be in equilibrium, the sum of clockwise moments must be __________ the sum of anticlockwise moments, about any point. Equal to Greater than None of these Less than Equal to Greater than None of these Less than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Non-coplanar concurrent forces are those forces which Meet at one point and their lines of action also 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 Do not meet at one point and 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, 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 Do not meet at one point and their lines of action do not lie on the same plane ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of force in S.I. system of units is Dyne Newton Kilogram Watt Dyne Newton Kilogram Watt ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The point, through which the whole weight of the body acts, irrespective of its position, is known as Moment of inertia Center of percussion Center of mass Center of gravity Moment of inertia Center of percussion Center of mass Center of gravity 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 Slant up towards direction of pull Remain horizontal None of these Slant down towards direction of pull Slant up towards direction of pull Remain horizontal None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Mass moment of inertia of a uniform thin rod of mass M and length (l) about its mid-point and perpendicular to its length is (2/3) Ml² (1/3) Ml² (1/12) Ml² (3/4) Ml² (2/3) Ml² (1/3) Ml² (1/12) Ml² (3/4) Ml² ANSWER DOWNLOAD EXAMIANS APP
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