Engineering Mechanics The moment of inertia of a square of side (a) about an axis through its center of gravity is a4/8 a4/36 a4/12 a4/4 a4/8 a4/36 a4/12 a4/4 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 db³/12 bd³/12 bd³/36 db³/36 db³/12 bd³/12 bd³/36 db³/36 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The periodic time of one oscillation for a simple pendulum is (where l = Length of the pendulum.) 2π. √(l/g) None of these (1/2π). √(g/l) (1/2π). √(l/g) 2π. √(l/g) None of these (1/2π). √(g/l) (1/2π). √(l/g) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The ratio of static friction to dynamic friction is always Equal to one Less than one Greater than one None of these Equal to one Less than one Greater than one None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Work done is said to be zero, when Some force acts on a body, but displacement is zero Either (A) or (B) None of these No force acts on a body but some displacement takes place Some force acts on a body, but displacement is zero Either (A) or (B) None of these No force acts on a body but some displacement takes place ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The total momentum of a system of masses (i. e. moving bodies) in any one direction remains constant, unless acted upon by an external force in that direction. This statement is called Principle of conservation of momentum Principle of conservation of energy Newton's first law of motion Newton's second law of motion Principle of conservation of momentum Principle of conservation of energy Newton's first law of motion Newton's second law of motion ANSWER DOWNLOAD EXAMIANS APP