Theory of Machine The equation of free vibrations of a system is (d²x/dt²) +36 π²x, its natural frequency is 3 Hz 3π Hz 6π Hz 6 Hz 3 Hz 3π Hz 6π Hz 6 Hz ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a mass of a critically damped single degree of freedom system is deflected from its equilibrium position and released, then it will Oscillate with decreasing amplitude Oscillate with constant amplitude Oscillate with increasing time period Return to equilibrium position without oscillation Oscillate with decreasing amplitude Oscillate with constant amplitude Oscillate with increasing time period Return to equilibrium position without oscillation ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The approximate straight line mechanism is a 6 bar linkage Four bar linkage 8 bar linkage 3 bar linkage 6 bar linkage Four bar linkage 8 bar linkage 3 bar linkage ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of any point in mechanism relative to any other point on the mechanism on velocity polygon is represented by the line Perpendicular to line as per (A) Joining the corresponding points At 45° to line as per (A) Not possible to determine with these data Perpendicular to line as per (A) Joining the corresponding points At 45° to line as per (A) Not possible to determine with these data ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted by a cone clutch is same as that of Truncated conical pivot bearing Flat pivot bearing Flat collar bearing Conical pivot bearing Truncated conical pivot bearing Flat pivot bearing Flat collar bearing Conical pivot bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The inversion of a mechanism is Obtained by reversing the input and output motion Changing of a higher pair to a lower pair Turning its upside down Obtained by fixing different links in a kinematic chain Obtained by reversing the input and output motion Changing of a higher pair to a lower pair Turning its upside down Obtained by fixing different links in a kinematic chain ANSWER DOWNLOAD EXAMIANS APP