Engineering Mechanics Varingon's theorem of moments states that if a number of coplanar forces acting on a particle are in equilibrium, then Their lines of action are at equal distances Their algebraic sum is zero The algebraic sum of their moments about any point in their plane is zero The algebraic sum of their moments about any point is equal to the moment of their resultant force about the same point Their lines of action are at equal distances Their algebraic sum is zero The algebraic sum of their moments about any point in their plane is zero The algebraic sum of their moments about any point is equal to the moment of their resultant force about the same point ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In order to determine the effects of a force, acting on a body, we must know Magnitude of the force Nature of the force i.e. whether the force is push or pull All of these Line of action of the force Magnitude of the force Nature of the force i.e. whether the force is push or pull All of these Line of action of the force ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia of a rectangular section having width (b) and depth (d) about an axis passing through its C.G. and parallel to the width (b), is db³/36 bd³/36 db³/12 bd³/12 db³/36 bd³/36 db³/12 bd³/12 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio for the first system of pulleys is (where n is the number of pulleys.) 2n n n² 2n - 1 2n n n² 2n - 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The forces, which meet at one point and their lines of action also lie on the same plane, are known as Non-coplanar non-concurrent forces Coplanar non-concurrent forces Non-coplanar concurrent forces Coplanar concurrent forces Non-coplanar non-concurrent forces Coplanar non-concurrent forces Non-coplanar concurrent forces Coplanar concurrent forces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The range of projectile will be maximum for a given velocity of projectile, when the angle of projection (α) is 60° + β/2 45° + β/2 30° + β/2 β/2 60° + β/2 45° + β/2 30° + β/2 β/2 ANSWER DOWNLOAD EXAMIANS APP
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