Engineering Mechanics The rate of doing work is known as None of these Kinetic energy Potential energy Power None of these Kinetic energy Potential energy Power 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 depth (d), is db³/36 bd³/36 db³/12 bd³/12 db³/36 bd³/36 db³/12 bd³/12 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In a screw jack, the effort required to lift the load is given by (where W = Load lifted, α = Helix angle, and φ = Angle of friction.) P = W cos (α + φ) P = W tan (φ - α) P = W tan (α + φ) P = W tan (α - φ) P = W cos (α + φ) P = W tan (φ - α) P = W tan (α + φ) P = W tan (α - φ) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If the number of pulleys in a system is equal to its velocity ratio, then it is a __________ system of pulleys. Second Third First None of these Second Third First None of these 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 concurrent forces Coplanar concurrent forces 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 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The algebraic sum of moments of the forces forming couple about any point in their plane is Constant Equal to the moment of the couple Both of above are wrong Both of above are correct Constant Equal to the moment of the couple Both of above are wrong Both of above are correct ANSWER DOWNLOAD EXAMIANS APP