Engineering Mechanics 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. This statement is known as None of these Newton's first law of motion Newton's third law of motion Newton's second law of motion None of these Newton's first law of motion Newton's third law of motion Newton's second law of motion ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics For any system of coplanar forces, the condition of equilibrium is that the All of these Algebraic sum of the horizontal components of all the forces should be zero Algebraic sum of moments of all the forces about any point should be zero Algebraic sum of the vertical components of all the forces should be zero All of these Algebraic sum of the horizontal components of all the forces should be zero Algebraic sum of moments of all the forces about any point should be zero Algebraic sum of the vertical components of all the forces should be zero 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) (1/2π). √(g/l) (1/2π). √(l/g) None of these 2π. √(l/g) (1/2π). √(g/l) (1/2π). √(l/g) 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 (1/3) Ml² (2/3) Ml² (1/12) Ml² (3/4) Ml² (1/3) Ml² (2/3) Ml² (1/12) Ml² (3/4) Ml² ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The force applied on a body of mass 100 kg to produce an acceleration of 5 m/s2, is 100 N 500 N 20 N None of these 100 N 500 N 20 N None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a differential wheel and axle with 'D' as the diameter of effort wheel and d1 and d2 as the diameters of larger and smaller axles respectively, is 2D/(d₁ + d₂) D/(d₁ - d₂) 2D/(d₁ - d₂) D/(d₁ + d₂) 2D/(d₁ + d₂) D/(d₁ - d₂) 2D/(d₁ - d₂) D/(d₁ + d₂) ANSWER DOWNLOAD EXAMIANS APP