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 second law of motion Newton's first law of motion Newton's third law of motion None of these Newton's second law of motion Newton's first law of motion Newton's third law of motion ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The units of moment of inertia of mass are m²/kg kg-m² kg/m kg/m² m²/kg kg-m² kg/m kg/m² ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A machine having an efficiency greater than 50%, is known as Ideal machine Neither reversible nor non-reversible machine Reversible machine Non-reversible machine Ideal machine Neither reversible nor non-reversible machine Reversible machine Non-reversible machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio for the first system of pulleys is (where n is the number of pulleys.) n 2n n² 2n - 1 n 2n n² 2n - 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The resolved part of the resultant of two forces inclined at an angle 'θ' in a given direction is equal to The difference of the forces multiplied by the cosine of θ The algebraic sum of the resolved parts of the forces in the given direction The sum of the forces multiplied by the sine of θ The sum of the resolved parts of the forces in the given direction The difference of the forces multiplied by the cosine of θ The algebraic sum of the resolved parts of the forces in the given direction The sum of the forces multiplied by the sine of θ The sum of the resolved parts of the forces in the given direction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum acceleration of a particle moving with simple harmonic motion is ω ω/r ω²r ωr ω ω/r ω²r ωr ANSWER DOWNLOAD EXAMIANS APP