Theory of Machine The equation of free vibrations of a system is (d²x/dt²) +36 π²x, its natural frequency is 6π Hz 3 Hz 6 Hz 3π Hz 6π Hz 3 Hz 6 Hz 3π Hz ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The absolute acceleration of any point ‘P’ in a link about center of rotation ‘O’ is Perpendicular to PO Along PO None of the listed here At 45° to PO Perpendicular to PO Along PO None of the listed here At 45° to PO ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The balancing weights are introduced in planes parallel to the plane of rotation of the disturbing mass. To obtain complete dynamic balance, the minimum number of balancing weights to be introduced in different planes is 4 3 2 1 4 3 2 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The example of rolling pair is Lead screw of a lathe Ball and socket joint Ball bearing and roller bearing Bolt and nut Lead screw of a lathe Ball and socket joint Ball bearing and roller bearing Bolt and nut ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a single slider crank chain Three are turning pairs and one is a sliding pair One is a turning pair and three are sliding pairs Each of the four pairs is a turning pair Two are turning pairs and two are sliding pairs Three are turning pairs and one is a sliding pair One is a turning pair and three are sliding pairs Each of the four pairs is a turning pair Two are turning pairs and two are sliding pairs ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a ball bearing, ball and bearing forms a Screw pair Spherical pair Rolling pair Turning pair Screw pair Spherical pair Rolling pair Turning pair ANSWER DOWNLOAD EXAMIANS APP