Theory of Machine The essential condition of placing the two masses, so that the system becomes dynamically equivalent, is (where l₁ and l₂ = Distance of two masses from the centre of gravity of the body, and kG = Radius of gyration of the body) l₁l₂ = kG l₁ = kG l₂ = kG l₁l₂ = kG² l₁l₂ = kG l₁ = kG l₂ = kG l₁l₂ = kG² ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The acceleration of a particle at any instant has two components i.e. radial component and tangential component. These two components will be Opposite to each other Inclined at 45° Perpendicular to each other Parallel to each other Opposite to each other Inclined at 45° Perpendicular to each other Parallel to each other ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a point moves along a straight line, its acceleration will have Radial and tangential components both Tangential component only Coriolis component only Radial component only Radial and tangential components both Tangential component only Coriolis component only Radial component only ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Coriolis component of acceleration leads the sliding velocity by 90° 45° 180° 135° 90° 45° 180° 135° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the body is suspended at the point of suspension, its periodic time and frequency will be ________ as compared to the body suspended at the point of percussion. Four times None of these Two times Same Four times None of these Two times Same ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The critical speed of a shaft with a disc supported in between is equal to the natural frequency of the system in Torsional vibrations Longitudinal vibrations All of these Transverse vibrations Torsional vibrations Longitudinal vibrations All of these Transverse vibrations ANSWER DOWNLOAD EXAMIANS APP